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what neutralizes bile
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Chyme has a low pH that is countered by the production of bile, helping to further digest food. Chyme is part liquid and part solid: a thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and small intestine during digestion.
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The liver doesnt produce acid. Bile is secreted into the duodenum which is below the stomach at the start of the small intestine. So bile and stomach acid do not meet in the stomach directly but bile does help neutralise stomach acid in the small intestine. bowenr78 · 7 years ago.
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eng_Latn
| 8,400 |
what feature of bile salts allow them to assist in lipid digestion
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Video: Lipids Digestion and Absorption. Lipids, or fats, are digested and absorbed in the small intestine. In this lesson you will learn how bile salts emulsify fat so pancreatic lipase can digest it. You will also learn how fats first enter lymphatic capillaries, called lacteals, before entering your blood circulation.
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Bile Salts are used to emulsify lipids in food passing through the intestine to enable fat digestion and absorption through the intestinal wall. Bile salts aid in the breakdown of saturated fats that the digestive system has not been able to convert into unsaturated fats.
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eng_Latn
| 8,401 |
does small intestine produce enzymes
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The salivary glands, stomach, pancreas, and small intestine all produce digestive enzymes. These enzymes break down proteins, carbohydrates, and fats into the units they are made up ofâamino acids, sugars, and fatty acids.These tiny units are so small they can pass into the villi lining the intestine.ood is squirted from the stomach into the small intestine. Here it mixes with digestive juices from the liver and pancreas. Bile from the liver breaks up fat. Pancreatic juice neutralizes stomach acid and contains enzymes that digest carbohydrates, proteins, and fats.
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Lactase is a digestive enzyme produced in the small intestine. Those with low levels of lactase may suffer from...
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eng_Latn
| 8,402 |
what body organs are located in the gastrointestinal tract
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The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). In this system, the process of digestion has many stages, the first of which starts in the mouth (oral cavity).
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The medulla oblongata is located in the brainstem, anterior and partially inferior to the cerebellum. It is a cone-shaped neuronal mass responsible for autonomic functions ranging from vomiting to sneezing. The medulla contains the cardiac, respiratory, vomiting and vasomotor centers and therefore deals with the autonomic functions of breathing, heart rate and blood pressure. The bulb is an archaic term for the medulla oblongata and in modern clinical usage the word bulbar is retained for terms
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eng_Latn
| 8,403 |
which process builds up food molecules into more complex molecules?
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The breakdown process in digestion is called catabolism. The absorption of food molecules takes place primarily in the large intestine. Your body can use the smaller molecules to build its own different proteins, carbohydrates and fat as needed. The building process is called anabolism.
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The complex molecules of carbohydrates, proteins, and fats are transformed by chemical digestion into smaller molecules that can be absorbed and utilized by the cells. Chemical digestion, through a process called hydrolysis, uses water and digestive enzymes to break down the complex molecules.t is made up of three parts: the upper part, known as the duodenum, is about 11 inches (28 cm) long, and receives the juices of the two most important glands of the digestive system, the liver and the pancreas. These convert the food still further so that it is in a state in which it can be absorbed by the body.
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eng_Latn
| 8,404 |
where are enzymes synthesized
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Digestive enzymes. The enzymes involved in respiration, photosynthesis and protein synthesis work inside cells. Other enzymes are produced by specialised cells and released from them. The digestive enzymes are like this. They pass out into the gut, where they catalyse the breakdown of food molecules.
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Report Abuse. Enzymes are produced in various regions of our digestive system. Starch is digested by amylase produced by our salivary glands; protein is broken down by pepsin, manufactured in the stomach.
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eng_Latn
| 8,405 |
the jejunum in the pancreas does what
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Your small intestine and digestion. The small intestine is a long tube that is approximately 18 feet long (6 meters). The small intestine is called small because the diameter or the width of the tube is much less than the large intestine. The parts of the small intestine include the duodenum, jejunum and the ileum. The duodenum is a segment of intestine between the stomach and the jejunum that is very active in digestion where many different enzymes mix from the stomach, liver, gallbladder and pancreas.
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The jejunum (/dÊáµ»ËdÊuËnÉm/) is the second part of the small intestine in humans and most higher vertebrates, including mammals, reptiles, and birds.
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eng_Latn
| 8,406 |
is hydrochloric acid an enzyme
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The gastric chief cells of the stomach secrete enzymes for protein breakdown (inactive pepsinogen, and in infancy rennin). Hydrochloric acid activates pepsinogen into the enzyme pepsin, which then helps digestion by breaking the bonds linking amino acids, a process known as proteolysis.ydrochloric acid activates pepsinogen into the enzyme pepsin, which then helps digestion by breaking the bonds linking amino acids, a process known as proteolysis.
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The gastric mucosa secretes the inactive enzyme pepsinogen and hydrochloric acid (HCl). In the presence of HCl, the active enzyme pepsin is produced. Pepsin digests proteins into shorter polypeptides. The high concentration of HCl from the parietal cells makes gastric juice very acidic, with a pH of less than 2.he gastric mucosa secretes the inactive enzyme pepsinogen and hydrochloric acid (HCl). In the presence of HCl, the active enzyme pepsin is produced. Pepsin digests proteins into shorter polypeptides. The high concentration of HCl from the parietal cells makes gastric juice very acidic, with a pH of less than 2.
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eng_Latn
| 8,407 |
where is the stomach of a human
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Sections of the human stomach. In humans the stomach lies between the oesophagus and the duodenum (the first part of the small intestine). It is in the left upper part of the abdominal cavity. The top of the stomach lies against the diaphragm. Lying behind the stomach is the pancreas.
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Picture of the Stomach. © 2009 WebMD, LLC. All rights reserved. The stomach is a muscular organ located on the left side of the upper abdomen. The stomach receives food from the esophagus. As food reaches the end of the esophagus, it enters the stomach through a muscular valve called the lower esophageal sphincter. The stomach secretes acid and enzymes that digest food.
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eng_Latn
| 8,408 |
most food absorption takes place here
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Absorption mainly occurs in the small intestine, but a portion of it is also carried out in the stomach and the large intestine. Absorption can take place in two stages in the small intestine. These are called the luminal and membranous stages.
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Absorption of the majority of nutrients takes place in the jejunum, with the following notable exceptions: Iron is absorbed in the duodenum. Vitamin B12 and bile salts are absorbed in the terminal ileum. Water and lipids are absorbed by passive diffusion throughout the small intestine.
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eng_Latn
| 8,409 |
which of following processes is the function of the smooth muscle layer of the digestive system
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Which of the following processes is the function of the smooth muscle layer of the digestive system. mixing and propulsion. Which of the following processes is the primary function of the mouth. ingestion. Which of the following processes is the primary function of the villi of the small intestine. absorption.
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The wavelike contractions of the smooth muscle in the gastrointestinal system are called peristalsis. The purpose of peristalsis is to push boluses of food along the gastr ⦠ointestinal tract. This is achieved by the waves of contractions in the smooth muscle followed by relaxation of the muscles, pushing the bolus (ball of food) a bit further along the digestive tract with each contraction. These contractions move food or chyme through the esophagus, and intestines.
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eng_Latn
| 8,410 |
what is basic edgy
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Edgy style basics, including skinny jeans, leather jackets, boots, jewelry, studs, spikes, and much more! Making a fashion statement by incorporating edgy pieces into your wardrobe should be on the top of your fashion To-Do list.
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Digest Basic is a gentle formula that breaks down carbohydrates, fats, fiber and protein. The enzymes included in Digest Basic support optimal digestion by helping the body absorb nutrients and convert food into energy. Digestive well-being improves concentration and increases vitality.Thera-blend is an exclusive process that combines multiple strains of enzymes that work in various pH levels.he enzymes included in Digest Basic support optimal digestion by helping the body absorb nutrients and convert food into energy. Digestive well-being improves concentration and increases vitality. Thera-blend is an exclusive process that combines multiple strains of enzymes that work in various pH levels.
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eng_Latn
| 8,411 |
does mouth absorbs nutrients
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Absorption in the Mouth. Digestion begins in the mouth when food is mixed with saliva, containing digestive enzymes. Although there is a lot of chemical and mechanical activity during chewing, there is very limited nutrient absorption in the mouth. Some glucose absorption takes place in the mouth in the time the food is held for chewing -- less than a minute.
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The human mouth is lined with mucous membranes that protect the outer cell layer of the body cavity (the epithelium) from abrasive food and harmful digestive juices while the food passes through the upper alimentary canal.
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eng_Latn
| 8,412 |
what is pancreatic divisum
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Pancreas divisum is the most common birth defect of the pancreas. In many cases, this defect goes undetected and causes no problems. The cause of the defect is unknown. As a baby develops in the womb, two separate pieces of tissue join together to form the pancreas. Each part has a tube, called a duct.
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Pancreatic islets, also called islets of Langerhans, are tiny clusters of cells scattered throughout the pancreas. The pancreas is an organ about the size of a hand located behind the lower part of the stomach. Pancreatic islets contain several types of cells, including beta cells, that produce the hormone insulin. The pancreas also makes enzymes that help the body digest and use food.
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eng_Latn
| 8,413 |
what organ transports food from the mouth to the stomach?
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Food is moved through the pharynx and then enters the esophagus. This is the muscular tube that connects the throat to the stomach. Your esophagus is about 10 inches long, and it acts only as a passageway for food and drink. The esophagus passes behind the airway to the lungs and in front of the spinal column. It pierces the diaphragm before reaching the stomach. Food moves through your esophagus by a wavelike series of muscular contractions called peristalsis.
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We're sorry, an error occurred. The esophagus is a hollow muscular tube that transports saliva, liquids, and foods from the mouth to the stomach. When the patient is upright, the esophagus is usually between 25 to 30 centimeters in length, while its width averages 1.5 to 2 cm.
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eng_Latn
| 8,414 |
what body system is the stomach?
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The stomach is not the only part of your digestive system that absorbs food but rather is a part of the digestive system and important for churning food into a consistency that is easier to digest for the rest of your intestines.
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Chemicals In The Digestive System The digestive system has many chemicals but I will start with the stomach. The chemicals inside the stomach are called pepsin, gastric juice, and hydrochloric acid.They have a big part in the digestive system. What they do is to make it easier for your body to use the food as fuel.he digestive system has many chemicals but I will start with the stomach. The chemicals inside the stomach are called pepsin, gastric juice, and hydrochloric acid.
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eng_Latn
| 8,415 |
how are lysosomes and vacuoles different
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Lysosomes fuse with vacuoles and then dispense their enzymes into the vacuoles, digesting their contents. Lysosomes are created by the adding of hydrolytic enzymes to earl ⦠y endosomes from the Golgi apparatus. Jane Savage.
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Vacuoles store things, so it would make sense that food vacuoles store food. Lysosomes digest things into smaller usable materials (or destroy them) so lysosomes will attaâ¦ch to food vacuoles so they can efficiently digest food. The vacuole to store the food waiting to be digested by the lysosome.
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eng_Latn
| 8,416 |
what is the primary function of the large intestine
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The large intestine is much broader than the small intestine and takes a much straighter path through your belly, or abdomen. The purpose of the large intestine is to absorb water and salts from the material that has not been digested as food, and get rid of any waste products left over.
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The main function of the large intestine in digestion is to absorb salts and water from the food that is passed on to the colon from the small intestine. 1 person found this useful.
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eng_Latn
| 8,417 |
how does digested food substances enter the circulatory system
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Partially digested food enters the small intestine in liquid form where it is turned into substances that can be used by cells. The blood vessels along the small intestine walls absorb these substances and blood cells are then able to transport these to the body's cells and tissues.he relationship between the circulatory and digestive system is mainly basic-without one, the other cannot function properly. The blood absorbs (takes in) nutrients in the small intestine. The blood help transport these nutrients so that it can be used by the cell tissues in the body.
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Digested food broken down in the small intestine is the size of molecules and can now pass through the villi into the blood stream through the process of diffusion. Digested molecules of food, as well as water and minerals from the diet, are absorbed from the cavity of the upper small intestine.
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eng_Latn
| 8,418 |
what is the function of the gullet answers
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Food is passed through the esophagus before it reaches the stomach. Mainly, the stomach simply acts as storage. The average stomach can expand to hold approx. 1/2 gallon of fo ⦠od. The stomach contains acids that are strong enough to dissolve most metals, to aid in cleaning bacteria.igesting food is to break down the complex molecules of the food to simpler ones so the bo ⦠dy can use it in the way it wants to. The function of each organ in the digestive system is to help convert food into simpler molecules so it can absorbed by your body and can then be used by the cells.
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The Gullet[36, 38.15] is a Horde flight point southwest of Glopgut's Hollow in the Twilight Highlands. Those stationed there are attempting to turn the nearby ogres against the Twilight's Hammer clan, as well as cleanse the cave of bad juju so the Horde can use it as a base of operations.
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eng_Latn
| 8,419 |
where is your pancreas located picture
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Front View of the Pancreas. The pancreas is about 6 inches long and sits across the back of the abdomen, behind the stomach. The head of the pancreas is on the right side of the abdomen and is connected to the duodenum (the first section of the small intestine) through a small tube called the pancreatic duct.The narrow end of the pancreas, called the tail, extends to the left side of the body.ancreas Conditions. 1 Diabetes, type 1: The bodyâs immune system attacks and destroys the pancreasâ insulin-producing cells. 2 Lifelong insulin injections are required to control blood sugar. 3 Diabetes, type 2: The pancreas loses the ability to appropriately produce and release insulin.
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The pancreas is, however, a vital part of the digestive system and a critical controller of blood sugar levels. The pancreas is located deep in the abdomen. Part of the pancreas is sandwiched between the stomach and the spine. The other part is nestled in the curve of the duodenum (first part of the small intestine). To visualize the position of the pancreas, try this: touch your right thumb and right pinkie fingers together, keeping the other three fingers together and straight.
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eng_Latn
| 8,420 |
what do bile salts do in digestion
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The bile salts help to break down the fat molecules into smaller parts, and they are then easily digestible by the small and large intestine. After the bile salts are done doing their job, they are returned back to the liver and recycled, and are used again when they are needed.ile salts do this by forming a spherical structure around globs of fat in the gut; this spherical structure (in combination with a few other proteins that get added to it) is called a micelle.
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Bile salts secreted from the liver and stored in gallbladder are released into the duodenum, where they coat and emulsify large fat droplets into smaller droplets, thus increasing the overall surface area of the fat, which allows the lipase to break apart the fat more effectively.
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eng_Latn
| 8,421 |
what does the pancreas do for the digestive system
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The pancreas /ËpaeÅkriÉs/ ËpæÅkriÉs is a glandular organ in the digestive system and endocrine system of. vertebrateshe pancreas also functions as an exocrine gland that assists the digestive system. It secretes pancreatic fluid that contains digestive enzymes that pass to the small intestine. These enzymes help to further break down the carbohydrates, proteins and lipids (fats) in the chyme.
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The pancreas is a large gland that lies alongside the stomach and the small bowel. It is about six inches (approximately 15 cm) long and is divided into the head, body and tail. What does the pancreas do? The pancreas carries out two important roles: It makes digestive juices, which consist of powerful enzymes.he pancreas produces hormones in its âendocrineâ cells. These cells are gathered in clusters known as islets of Langerhans and monitor what is happening in the blood. They then can release hormones directly into the blood when necessary.
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eng_Latn
| 8,422 |
what is the role of the large intestine
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The large intestine, or the large bowel, is the last part of the gastrointestinal tract and of the digestive system in vertebrates. Water is absorbed here and the remaining waste material is stored as feces before being removed by defecation. Most sources define the large intestine as the combination of the cecum, colon, rectum, and anal canal.
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large intestine The wide lower section of the intestine that extends from the end of the small intestine to the anus. The large intestine acts mainly to absorb water from digested materials and solidify feces. In most vertebrate animals, it includes the cecum, colon, and rectum.
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eng_Latn
| 8,423 |
what is stimulates digestion
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Page 4: Parasympathetic and sympathetic nerves innervate the GI tract. ⢠Both parasympathetic and sympathetic divisions of the autonomic nervous. system control digestion by contacting the enteric nervous system in the. wall of the digestive tract. ⢠The parasympathetic division typically stimulates digestion while the. sympathetic division typically inhibits it.
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D) waves of muscular contractions that propel contents from one point to another. 24. Gastrin is a digestive hormone that is responsible for the stimulation of acid secretions in the. stomach. These secretions are stimulated by the presence of ________.
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eng_Latn
| 8,424 |
what is the thing called that breaks down food
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The teeth break food into small pieces. The lips. and tongue position food so that you can chew. When food is in your. mouth, salivary glands in your mouth release saliva, which softens the. food and begins chemical digestion. The tongue pushes the food to. the back of the mouth and down the throat while swallowing.
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As the teeth tear and chop the food, saliva moistens it for easy swallowing. A digestive enzyme called amylase (pronounced: AH-meh-lace), which is found in saliva, starts to break down some of the carbohydrates (starches and sugars) in the food even before it leaves the mouth.
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eng_Latn
| 8,425 |
what organ secretes lingual lipase
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The 1973 discovery of lingual lipase, which is secreted by lingual serous glands and hydrolyzes medium-and long-chain triglycerides in the stomach, has renewed interest in the gastric phase of fat digestion.he 1973 discovery of lingual lipase, which is secreted by lingual serous glands and hydrolyzes medium-and long-chain triglycerides in the stomach, has renewed interest in the gastric phase of fat digestion.
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The organ that produces and secretes enzymes that are essential for proper digestion is the pancreas. The enzymes that the pancreas produces and secretes are trypsinogen, ⦠, chymotrypsinogen, pancreatic lipase and amylase. 2 people found this useful.
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eng_Latn
| 8,426 |
what is Proteases solution found in the stomach
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1. Proteases Digestion of proteins is initiated by pepsin in the stomach, but the bulk of protein digestion is due to the pancreatic proteases. Several proteases are synthesized in the pancreas and secreted into the lumen of the small intestine.
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Protease inhibitors found in beans, soy, peanuts and other legumes are part of the reason why legume proteins have lower bioavailability than meat proteins (20). In experimental animals ingestion of protease inhibitors in high amounts depresses normal growth and causes pancreatic enlargement (21, 39, 41).
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eng_Latn
| 8,427 |
where in the small intestine is most protein absorbed
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Chemical protein digestion starts in the stomach, where enzymes start to soften the protein molecules. A number of enzymes, including substances from the pancreas, then break down protein into its component amino acids in the small intestine. Amino acids are absorbed through the wall of the small intestine into the bloodstream and distributed throughout the body to repair injuries and replace dying cells.
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Digestion of Proteins in the Small Intestine. Trypsin and chymotrypsin are pancreatic protease enzymes secreted by the pancreas that are involved in protein and fat digestion. From the stomach, protein digestion carries on in the duodenum, which represents the first segment of the small intestine.
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eng_Latn
| 8,428 |
_____ fat is located deep within the abdominal region and protects digestive organs.
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Visceral fat or abdominal fat (also known as organ fat or intra-abdominal fat) is located inside the abdominal cavity, packed between the organs (stomach, liver, intestines, kidneys, etc.). Visceral fat is different from subcutaneous fat underneath the skin, and intramuscular fat interspersed in skeletal muscles.
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Visceral fat, also known as organ fat or intra-abdominal fat, is located inside the peritoneal cavity, packed in between internal organs and torso, as opposed to subcutaneous fat â which is found underneath the skin, and intramuscular fat â which is found interspersed in skeletal muscle.n excess of visceral fat is known as central obesity, the pot belly or beer belly effect, in which the abdomen protrudes excessively. This body type is also known as apple shapedâ as opposed to pear shapedâ in which fat is deposited on the hips and buttocks.
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eng_Latn
| 8,429 |
what is the function of trypsin
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Trypsin is secreted into the duodenum, where it acts to hydrolyse peptides into their smaller building blocks, namely amino acids (these peptides are the result of the enzyme pepsin breaking down the proteins in the stomach).
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Quora User, works at Dentists. Trypsin is a serine protease found in digestive system of vertebrates. they are produced in the pancreas.it catalyzes the hydrolysis of peptide bonda, breaking down into smaller peptides. in tissue culture, trypsin is used to re suspend cells adherent to the cell culture dish wall.
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eng_Latn
| 8,430 |
digestive system an/o definition
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Inflammatory Bowel Disease. The digestive system is the group of organs that break down food in order to absorb nutrients. The nutrients in food are used by the body as fuel to keep all the body systems working. The leftover parts of food which cannot be broken down, digested, or absorbed are excreted as bowel movements.
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Anatomy of the Digestive System: Digestion is the process in which food is broken into smaller pieces so the body can use them to build and nourish cells and provide energy. The digestive system is comprised of the mouth and salivary glands, esophagus, stomach, small intestine, and large intestine.natomy Involved in Crohn's Disease The digestive system is made up of the digestive tract, which is a long series of organs, including the esophagus, the stomach, the small intestine, and the large intestine, that ...
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eng_Latn
| 8,431 |
what does the stomach do to food
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Your stomach is located at the end of your esophagus and is the terminus for swallowed food and drink. The stomach receives chewed food and continues to mechanically and chemically break it down into smaller pieces, creating more surface area for your small intestine to absorb nutrients.nother is to convert pepsinogen into pepsin. Pepsinogen is released from chief cells in your stomach wall. HCl, chemically changes pepsinogen into pepsin and is essential because pepsin doesnât function in an environment with a pH greater than 5. Pepsin begins protein digestion by breaking it down into peptide chains.
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Muscles in the wall of the stomach help to move the food and acid around making sure that they mix thoroughly. Stomach acid helps to break down the food further into smaller, easier to digest fragments. The acid also kills bacteria contained in the swallowed food or saliva.
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eng_Latn
| 8,432 |
what are chief cells
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Ribosomes happen to be basophilic.]. Chief cells of the stomach secrete the digestive enzymes (pepsins) of the stomach and have the typical appearance of serous-secretory epithelial cells. Secretory vesicles (containing pepsinogen) are clearly visible in the apical cytoplasm of chief cells.
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Pepsin is the chief digestive enzyme in the stomach that breaks down proteins. We see that chief cells produce pepsinogen (an inactive form of pepsin). Pepsinogen is converted to pepsin when the parietal cells found within the gastric glands secrete hydrochloric acid.
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eng_Latn
| 8,433 |
which enzyme is found in the mouth and is the first to initiate the breakdown of starches?
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4,5 The result can be better digestion, less abdominal distress, and greater assimilation of vital nutrients like vitamins K, D, and omega-3s. 6-8. The downside to many digestive enzyme supplements is that they contain specific amylases that facilitate that breakdown of dietary starches into rapidly-absorbed glucose. 9. The concern is that most aging people already have higher than desirable fasting and after-meal blood glucose levels.
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1 Amylase catalyses the breakdown of starch into sugars in the mouth and small intestine. 2 Proteases catalyse the breakdown of proteins into amino acids in the stomach and small intestine. 3 Lipases catalyse the breakdown of fats and oils into fatty acids and glycerol in the small intestine.
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eng_Latn
| 8,434 |
the definition of pancreas
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The pancreas /ËpæÅkriÉs/ is a glandular organ in the digestive system and endocrine system of vertebrates. In humans, it is located in the abdominal cavity behind the stomach.
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Pancreas: A spongy, tube-shaped organ that is about 6 inches long and is located in the back of the abdomen, behind the stomach. The head of the pancreas is on the right side of the abdomen. It is connected to the upper end of the small intestine.The narrow end of the pancreas, called the tail, extends to the left side of the body. The pancreas makes pancreatic juices and hormones, including insulin and secretin.he pancreas is thus a compound gland in the sense that it is composed of both exocrine and endocrine tissues. The exocrine function of the pancreas involves the synthesis and secretion of pancreatic juices.
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eng_Latn
| 8,435 |
how to keep your pancreas healthy
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Step 3. Eat foods that contain folate, lycopene and healthy fat, such as olive oil. A variety of diseases and disorders can impair pancreas function. The pancreas secretes insulin, a hormone that plays an integral role in digestion.
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Pancreatic enzymes are natural chemicals that help break down fat, proteins, and carbohydrates. They help maintain weight, aid in weight gain, neutralize stomach acid, and also promote nutrient absorption. A normally functioning pancreas secretes about 64 ounces of fluid daily into the duodenum.
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eng_Latn
| 8,436 |
which enzymes in pancreatic juice are responsible for the digestion of proteins
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Three enzymes found in pancreatic juice, called trypsin, chymotrypsin and carboxypeptidase, are the pancreatic enzymes that complete the digestion of proteins.Because proteins are held together by peptide bonds, these enzymes work by breaking peptide bonds.he pancreatic juice contains enzymes that complete the digestion of starch called pancreatic amylase. It also contains pancreatic enzymes that complete the digestion of protein called trypsin, chymotrypsin and carboxypeptidase.
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The pancreas is responsible for the secretion of digestive enzymes including lipases that digest fat, proteases which digest proteins, and amylases which digest starch molecules.
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eng_Latn
| 8,437 |
What leads from the salivary glands to the reservoirs?
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The salivary glands (element 30 in numbered diagram) in an insect's mouth produce saliva. The salivary ducts lead from the glands to the reservoirs and then forward through the head to an opening called the salivarium, located behind the hypopharynx. By moving its mouthparts (element 32 in numbered diagram) the insect can mix its food with saliva. The mixture of saliva and food then travels through the salivary tubes into the mouth, where it begins to break down. Some insects, like flies, have extra-oral digestion. Insects using extra-oral digestion expel digestive enzymes onto their food to break it down. This strategy allows insects to extract a significant proportion of the available nutrients from the food source.:31 The gut is where almost all of insects' digestion takes place. It can be divided into the foregut, midgut and hindgut.
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In the first years of the Republic, controversy arose within the Reformed Church, mainly around the subject of predestination. This has become known as the struggle between Arminianism and Gomarism, or between Remonstrants and Contra-Remonstrants. In 1618 the Synod of Dort tackled this issue, which led to the banning of the Remonstrant faith.
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eng_Latn
| 8,438 |
what form of active transport is used by your immune system to battle against bacteria and viruses
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Elements of the immune system and their roles in defense 3. proteins called colicins that incapacitate other bacteria and prevent them. from colonizing the gut. When a patient with a bacterial infection takes a. course of antibiotic drugs, much of the normal gut ï¬ora is killed along with. the disease-causing bacteria.
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Active and passive transport are biological processes that move oxygen, water and nutrients into cells and remove waste products. Active transport requires chemical energy because it is the movement of biochemicals from areas of lower concentration to areas of higher concentration. On the other hand, passive trasport moves biochemicals from areas of high concentration to areas of low concentration; so it does not require energy.
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eng_Latn
| 8,439 |
what are enzymes made of journal
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Like all other proteins, enzymes are made of amino acids. Each enzyme is made of between a hundred and upwards of a million amino acids placed like pearls on a string. Each amino acid is bonded to the next by chemical bonds.The vast majority of enzymes are made of only 20 different kinds of amino acid.nzymes break down your food. Enzymes are the workhorses of the body. When you eat, enzymes break down the food into tiny particles which can be converted into energy in the body. The process starts in the mouth, where an enzyme called amylase attacks all incoming food particles.
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An important element in human chemistry, an enzyme is a protein manufactured by a cell, and is a catalyst in various biological functions. For example, enzymes help break down larger molecules of starch, fat, and protein during digestion. The word enzyme was coined by a German physiologist in the late 1800's to name a digestive process that scientists had been observing.
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eng_Latn
| 8,440 |
activity: how enzymes work
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Enzymes are biological molecules (typically proteins) that significantly speed up the rate of virtually all of the chemical reactions that take place within cells. They are vital for life and serve a wide range of important functions in the body, such as aiding in digestion and metabolism.
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How enzymes work. 1 Enzymes are proteins - their molecules are round in shape. They have an area - usually thought of as a pocket-shaped gap in the molecule - which is called the. Some enzymes are found inside cells ( enzymes), and some - especially digestive enzymes - are released so they have their effects outside the cell ( enzymes). The accompanying diagrams are intended to illustrate a generalised account of the action of digestive enzymes.
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eng_Latn
| 8,441 |
What are the glands or muscles or systems that signal us to move our waste through the rectum/anus?
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Peristalsis is the process of involuntary wave-like successive muscular contractions by which food is moved through the digestive tract. The large, hollow organs of the digestive system contain muscles that enable their walls to move. The movement of organ walls can propel food and liquid and also can mix the contents within each organ. Typical movement of the esophagus, stomach, and intestine is called peristalsis. The action of peristalsis looks like an ocean wave moving through the muscle. The muscle of the organ produces a narrowing and then propels the narrowed portion slowly down the length of the organ. These waves of narrowing push the food and fluid in front of them through each hollow organ.\n\nThe process of peristalsis is used by peristaltic pumps.\n\nPeristalsis is also used at oviducts, ureters and other tube-like organs.\n\nIn the digestive tract, the muscularis externa (which consists of circular and longitudinal muscle) propels the material along the alimentary canal. During a peristaltic movement, the circular muscles contract behind the digested material; then a contraction of the longitudinal muscle follows which pushes the digested food further along the esophagus. (These peristaltic movements also occur in the large and small intestines.)\n\nThe word is derived from New Latin and comes from the Greek peristaltikos, peristaltic, from peristellein, "to wrap around," and stellein, "to place."\n\nAs opposed to the more continuous peristalsis of the small intestines, fecal contents are propelled into the large intestine by periodic Mass Movements. These mass movements occur anywhere from 1-3 times per day, occur in the large intestines and colon, and help propel the contents from the large intestine, through the colon, to the rectum.
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Immigrants contribute 7 billion in social security per year. they earn 240 billion, report 90 billion, and only are reimbursed 5 billion, "where are the 85 billion?" They also contribute to the U.S. economy 25 billion more than they receive in healthcare, etc., etc., etc. According to the anti-immigrant politicians and hatemongers, "immigrants are a drain on society." If this is true, then during the day on May 1st the stock market will surge, and the economy will boom. If not, we prove them wrong once and for all. We know what will happen! \n\nTherefore, the "March 25th Coalition against HR4437 in Los Angeles," the organizers of the mega march of almost 2 million on March 25th, has called for an emergency videoconferenced meeting on April 8th between Los Angeles and any city that wishes to join the efforts toward "El Gran Paro Americano 2006." The following meeting will take place in Chicago on April 22nd, we ask that all that wish to participate and be a part of a national effort on May 1st and beyond, to attend by finding facilities in your areas that can hold the meeting, technologically.
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meaning of bowel
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the bowel is defined as the inner part of something a tiny office in the basement of a building on a big campus is an example of an office in the bowels of the campus the part of your intestines between your stomach and your anus is an example of your bowel an intestine esp of a human being gut usually used in pl the interior or inner part the bowels of the mountain archaic the inside of the body regarded as the source of pity tenderness etc hence tender emotions
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Where the bowel is. The bowel is the lower part of the digestive system. The digestive system is also called the gut or gastrointestinal tract (or the GI tract or GIT for short). The bowel is the part of the digestive system that goes from the stomach to the back passage (anus). lack of daily exercise can reduce the muscle tone in your abdomen and bowel (intestines). This slows down the movement of stools through the gut. So taking regular exercise, such as using the stairs rather than the lift or getting off the bus one stop early, helps to keep your bowel working properly.
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digest diet plan
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The Digest Diet (2012) is a 21 day, 3 stage diet for weight loss. 1 Low processed foods. 2 Low bad fat / high MUFA and PUFA. 3 Lean protein and low-fat dairy. High produce, high 1 fiber. Calorie control.
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Digest Basic is a gentle formula that breaks down carbohydrates, fats, fiber and protein. The enzymes included in Digest Basic support optimal digestion by helping the body absorb nutrients and convert food into energy.Digestive well-being improves concentration and increases vitality.igest Basic is a gentle formula that breaks down carbohydrates, fats, fiber and protein. The enzymes included in Digest Basic support optimal digestion by helping the body absorb nutrients and convert food into energy.
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eng_Latn
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what is the enzyme that digests complex carbohydrates
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Digestive enzymes are like biological scissors â they chop long starch molecules into simpler ones. In the Mouth. The process of digesting carbohydrates begins in the mouth. Our saliva contains an enzyme called amylase that starts breaking down the more complex carbs into simpler types. In the Stomach
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Physiology. Amylase is a calcium dependent enzyme which hydrolyzes complex carbohydrates at alpha 1,4-linkages to form maltose and glucose. Amylase is filtered by renal tubules and resorbed (inactivated) by tubular epithelium.
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where are lipids digested
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Most lipids that you consume in your diet are fats. Some digestion occurs in your mouth and the stomach, but most takes place in the small intestine. Bile is produced by your liver, stored and released in your gall bladder and emulsifies fat globules into smaller droplets.utrients are important substances that allow your body to perform required daily activities. Carbohydrates, fats and proteins are the major nutrients your body needs for growth, repair, movement and maintaining homeostasis.
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Fat digestion begins in your mouth and protein digestion begins in your stomach. The most extensive breakdown of these nutrients, however, occurs in your small intestine, with assistance from your pancreas and gallbladder. Different groups of chemicals are responsible for the digestion lipids and proteins.
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chemical digestion definition for kids
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The best example of this is mastication, which is the term for chewing. The teeth chop the food up into smaller pieces which then pass through the digestive system. Chemical digestion is the breaking down of food particles through chemical reactions. Chemical and mechanical digestion combine to process food, absorbing nutrients and minerals and discarding the waste. Very little mechanical digestion occurs outside of the mouth.
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Digestion is where nutrients in food are broken down into their component parts. Chemical digestion refers to the work performed by enzymes throughout your digestive tract, which break the bonds that hold molecules together so that proteins, carbohydrates and fats are split into single molecules.igestion is where nutrients in food are broken down into their component parts. Chemical digestion refers to the work performed by enzymes throughout your digestive tract, which break the bonds that hold molecules together so that proteins, carbohydrates and fats are split into single molecules.
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proteins are broken down in what areas
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Your body needs protein to repair and build cells. Protein releases amino acids during digestion. The amino acids aid in growth and development, provide your body with energy and manufacture neurotransmitters to improve moods. It takes the work of several organs to break down proteins. The breakdown of protein during the digestive process involves the stomach and the small intestine.
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Proteins in food are broken down into pieces (called amino acids) that are then used to build new proteins with specific functions, such as catalyzing chemical reactions, facilitating communication between different cells, or transporting biological molecules from here to there.
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what side is your pyloric sphincter
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The pyloric sphincter is a band of smooth muscle at the junction between the pylorus of the stomach and the duodenum of the small intestine. It plays an important role in digestion, where it acts as a valve to controls the flow of partially digested food from the stomach to the small intestine.
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Meaning: The sphincter muscle of the pylorus that separates the stomach from the duodenum. Classified under: Nouns denoting body parts. Synonyms: musculus sphincter pylori; pyloric sphincter; pyloric valve. Hypernyms (pyloric valve is a kind of...):
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pepsin is secreted by what
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Making the world better, one answer at a time. it is secreted by stomach glands as an inactive proenzyme, pepsinogen, which is converted to pepsin by the cleavage of acid-labile linkages in the acidic (low pH) environment of the stomach.
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Gastrin begins to be secreted by the lower part of the stomach. Hydrochloric acid and pepsin secretion is stimulated in the upper and middle parts of the stomach. Tactile sensation of food in the mouth sends nervous impulses to the medulla oblongata.astrin begins to be secreted by the lower part of the stomach. Hydrochloric acid and pepsin secretion is stimulated in the upper and middle parts of the stomach. Tactile sensation of food in the mouth sends nervous impulses to the medulla oblongata.
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what are the three parts of the stomach
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Name the 4 regions of the stomach and describe them. Cardia-surrounds the cardiac orifice Fundus-dome-shaped part under the diaphragm Body-mid portion of the stomach Pyloric region-distal portion of the stomach.
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The mucosa of stomach is divided in three layers. The surface epithelium : surface epithelium contains gastric pits and gastric glands. Gastric pits are invagination of epithelium into lamina propria (second layer of mucosa). Gastric glands produce enzymes, HCl (hydrochloric acid) and gastric hormones.
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what is the name of a hormone produced by the stomach
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Gastrin is also secreted by the intestinal mucosa in response to the arrival of acidic chyme and undigested protein from the stomach! gastrin affects the stomach: Gastrin increases gastric motility, acid secretion and enzyme secretion to aid in the mixing and breakdown of the stomach contents.
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Digestion Process. Hormones control the regulation of the entire digestive process -- some even regulate your appetite. The hormones produced in the mucosa cells of the stomach and small intestines work by stimulating these organs and their digestive juices.The three hormones responsible for the digestion of your sandwich are gastrin, secretin and cholecystokinin (CCK). 1 Gastrin gives the stomach the signal to produce acid.2 Secretin communicates with all the major digestive accessory organs. 3 CCK talks to the little organs: the pancreas and the gallbladder.igestion Process. Hormones control the regulation of the entire digestive process -- some even regulate your appetite. The hormones produced in the mucosa cells of the stomach and small intestines work by stimulating these organs and their digestive juices.
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why are enzymes important in digestion
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Plant enzymes are important because they are capable of digesting food before the body's own digestive process begins.In other words, plant enzymes can enhance the digestion of food and the delivery of nutrients to the blood even if you have a compromised digestive system.The same cannot be said of animal enzymes such as pancreatin. Everyone agrees that proper nutrition is crucial to the maintenance of a healthy body.n other words, plant enzymes can enhance the digestion of food and the delivery of nutrients to the blood even if you have a compromised digestive system. The same cannot be said of animal enzymes such as pancreatin. Everyone agrees that proper nutrition is crucial to the maintenance of a healthy body.
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Role of enzymes in metabolism Some enzymes help to break down large nutrient molecules, such as proteins, fats, and carbohydrates, into smaller molecules. This process occurs during the digestion of foodstuffs in the stomach and intestines of animals.
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the process by which food is broken down
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The physical breakdown of food is a physiological process known as digestion. To benefit your body, the foods you eat must be broken down so the nutrients they contain can move from your gut through the cells of your intestines and into your bloodstream.
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Rating Newest Oldest. Best Answer: The process by which large food molecules are broken down into smaller ones is called Digestion. This can be divided into Physical & Chemical process.. Physical process include the Chewing, Mixing the food with Saliva which breaks the large molecules into smaller ones but it cant be absorbed.
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what is the main site of digestion and absorption of nutrients?
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Food digestion and nutrient absorption take place primarily in the small intestine, according to eMedicineHealth. Nutrient absorption is facilitated by villi and microvilli, fingerlike projections from the intestinal wall that serve to increase the surface area of the intestine so that nutrients can be fully absorbed.
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Glands lining the stomach secrete hydrochloric acid that dissolves food particles and protein-digesting enzymes, called pepsin. Final stages of digestion and most of the nutrient absorption occurs in next portion of the tract: the small intestine.The small intestine is divided into 3 segments-duodenum, jejunum, and ileum. The pancreas is a gland located behind the stomach.lands lining the stomach secrete hydrochloric acid that dissolves food particles and protein-digesting enzymes, called pepsin. Final stages of digestion and most of the nutrient absorption occurs in next portion of the tract: the small intestine.
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what are the parts of the digestive tract in a earthworm
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Digestive system The gut of the earthworm is a straight tube which extends from the worm's mouth to its anus. It is differentiated into a buccal cavity (generally running through the first one or two segments of the earthworm), pharynx (running generally about four segments in length), esophagus, crop, gizzard (usually) and intestine.
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The earthworm takes in a mixture of soil and organic matter through its mouth, which is the beginning of the digestive tract. The mixture enters the pharynx, which is located in segments 1 6. The esophagus, in segments 6 13, acts as a passageway between the pharynx and the crop. The crop stores food temporarily. The mixture that the earthworm ingests is ground up in the gizzard. In the intestine, which extends over two-thirds of the body length, digestion and absorption take place. Soil particles and undigested organic matter pass out of the worm through the rectum and anus.
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define pancreas function
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The pancreas also functions as an exocrine gland that assists the digestive system. It secretes pancreatic fluid that contains digestive enzymes that pass to the small intestine. These enzymes help to further break down the carbohydrates, proteins and lipids (fats) in the chyme.
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The Pancreas and Its Functions The pancreas is an organ located in the abdomen. It plays an essential role in converting the food we eat into fuel for the body's cells. The pancreas has two main functions: an exocrine function that helps in digestion and an endocrine function that regulates blood sugar. Location of the Pancreas
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which organ does the absorption of nutrients occur
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The small intestine is the main area of the GI tract for absorption. The small intestine has three separate sections, the duodenum, jejunum and ileum. The majority of nutrient absorption occurs in the duodenum and jejunum.The duodenum absorbs carbohydrates, proteins, and minerals including calcium, magnesium, iron, chloride, sodium and zinc.he small intestine has three separate sections, the duodenum, jejunum and ileum. The majority of nutrient absorption occurs in the duodenum and jejunum. The duodenum absorbs carbohydrates, proteins, and minerals including calcium, magnesium, iron, chloride, sodium and zinc.
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Report Abuse. Almost all the body's nutrients are absorbed into the bloodstream through the small intestine, which has three sub-divisions: the Duodenum, the Jejunum and the Ileum. (Most absorption occurs in the Jejunum, or middle section).
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which intestine is longer large or small
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The large intestine is much wider than the small intestine, but it is also much shorter. The small intestine is the longest part of the digestive system. According to the Cleveland Clinic, the small intestine is 22 feet (6.7 meters) long, while the large intestine is only 6 feet (1.8 m) long.
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The small intestine is the major site for digestion and absorption of nutrients. The small intestine is up to 6 meters long and is 2-3 centimeters wide. The upper part, the duodenum, is the most active in digestion.
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what enzyme breaks down sucrose
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Sucrose passes through your mouth and stomach virtually undigested. Once it enters the initial part of your small intestine, an enzyme called sucrase is secreted from the mucosal membrane. Sucrase breaks down sucrose by cleaving it in half, which produces one molecule of glucose and one molecule of fructose. The glucose is immediately absorbed into the bloodstream and transported around the body.
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Sucrose is a type of carbohydrate. Pepsin is a protease, so it can only digest proteins, because enzymes are specific to one kind of molecule.Sucrose would be broken do ⦠wn by a carbohydrase.3 people found this useful. pepsin is an enzyme in the stomach specific to proteins sucrose is a di-sacaride ie sugar not a protein common this is easy stuff think about it each substrate has a spe ⦠cific enzyme this is extremely basic stuff don't consider a career in biochemistry buddy. 1 person found this useful.
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what are the structures involved in removing waste from the body
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When cells in the body break down proteins (large molecules that are essential to the structure and functioning of all living cells), they produce wastes such as urea (a chemical compound of carbon, hydrogen, nitrogen, and oxygen).
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Inside a cell, numerous organelles function to remove wastes. One of the key organelles involved in digestion and waste removal is the lysosome. Lysosomes are organelles that contain digestive enzymes. They digest excess or worn out organelles, food particles, and engulfed viruses or bacteria. Lysosomes are like the stomach of the cell.
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which two systems coordinate all the digestive and absorptive processes?
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The hormonal system and the nervous system coordinate all the digestive and absorptive processes. Digestion is how the body breaks down foods and gives the body nutrients.â¦.
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Mixing and Movement. The digestive system uses 3 main processes to move and mix food: 1 Swallowing. 2 Swallowing is the process of using smooth and skeletal muscles in the mouth, tongue, and pharynx to push food out of the mouth, through the pharynx, and into the esophagus.3 Peristalsis.ccessory organs of the digestive system include the teeth, tongue, salivary glands, liver, gallbladder, and pancreas. To achieve the goal of providing energy and nutrients to the body, six major functions take place in the digestive system: 1 Ingestion. 2 Secretion.
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what does the salivary glands do
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Confidence votes 13.5K. The function of the salivary glands is to make saliva and help the bolus (soft mass of chewed food) go down the esophagus easily. Saliva contains enzymes which help break down food to a form which the body can use.It is to secrete saliva to help digestion... the salivary glands produce saliva.onfidence votes 13.5K. The function of the salivary glands is to make saliva and help the bolus (soft mass of chewed food) go down the esophagus easily. Saliva contains enzymes which help break down food to a form which the body can use.
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The salivary glands are exocrine glands that are positioned in and around the oral cavity and secrete their salivary contents into the mouth to help keep the oral mucosa protected and lubricated as well as to help in the initial stages of digestion during mastication of food so that a food bolus is created and ready to be swallowed for further ...
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what system transports fat absorbed by the small intestine
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⢠Most dietary salt and water are absorbed in the small intestine by either transcellular (through cells) or paracellular (between cells) transport ⢠Transcellular transport of water is linked to the active transport of sodium via sodium-potassium pumps o Sodium is actively pumped out of the digestive tract at the
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Fat digestion. Most of the digestion and absorption of fat occurs in the small intestine. Rumen micro-organisms change unsaturated fatty acids to saturated acids through the addition of hydrogen molecules.
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what is the function of salivary amylase
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Top 10 facts about the world. The primary function of an amylase enzyme is to break down starches, which results in simple sugars such as fructose, maltose, glucose and dextrine. This function of amylase occurs in the human body, but is also put to use in food and beverage processing and other industries.n food preparation, the function of amylase is the same as in the body. The breakdown of starches allows for the creation of items such as glucose syrups, which are used as an additive in a vast array of products such as ketchup.
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Salivary amylase is a digestive enzyme that is produced in the salivary glands (primarily in the parotid glands). Enzymes are molecules that affect the rate of a reaction without being used up by the reaction.alivary amylase is a digestive enzyme that is produced in the salivary glands (primarily in the parotid glands). Enzymes are molecules that affect the rate of a reaction without being used up by the reaction.
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what chemical does the pancreas produce
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The pancreas /ËpæÅkriÉs/ is a glandular organ in the digestive system and endocrine system of vertebrates. In humans, it is located in the abdominal cavity behind the stomach. It is an endocrine gland producing several important hormones, including insulin, glucagon, somatostatin, and pancreatic polypeptide which circulate in the blood.
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The main enzymes produced by the pancreas are amylase, which is important in the digestion of carbohydrates (foods like bread and potatoes), trypsin which digests protein (from meat, cheese, milk and pulses like beans), and lipase, which digests fat.he pancreas produces chemicals called enzymes which are essential to the digestion of food. These enzymes break down food into very small particles that the body can then absorb. Enzymes are produced in small glands in the pancreas and then flow through the organ into the first part of the bowel.
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| 8,466 |
what do you pancreatic enzymes affect
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Hyperlipasemia may be described as an excess of the pancreatic enzyme, lipase, in the blood. High levels may indicate a problem related to your pancreas. Digestion of your dietary intake of carbohydrates and fat, rely on the action of the pancreatic enzyme amylase, found in the saliva, to begin the digestion of starches.
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The pancreas is an important organ in digestion because it produces a variety of enzymes that break down all of the major food groups. In addition to the enzymes, your pancreas also secretes bicarbonate, which makes the pancreatic secretions alkaline in nature.hree enzymes found in pancreatic juice, called trypsin, chymotrypsin and carboxypeptidase, are the pancreatic enzymes that complete the digestion of proteins. Because proteins are held together by peptide bonds, these enzymes work by breaking peptide bonds.
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definition of pancreas in biology
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~ a large, glandular organ lying near the stomach that produces many of the enzymes used to digest food. parasites organ isms that attack living things and cause disease. parasitism a type of symbiosis in which one population benefits while the other is harmed.The ~. a large, glandular organ lying near the stomach that produces many of the enzymes used to digest food. parasites organ isms that attack living things and cause disease. parasitism a type of symbiosis in which one population benefits while the other is harmed. The ~.
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The pancreas is a gland organ in the digestive and endocrine system of vertebrates. It is both an endocrine gland producing several important hormones, including insulin, glucagon, and somatostatin, as well as an exocrine gland, secreting pancreatic juice containing digestive enzymes that pass to the small intestine.t is both an endocrine gland producing several important hormones, including insulin, glucagon, and somatostatin, as well as an exocrine gland, secreting pancreatic juice containing digestive enzymes that pass to the small intestine.
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eng_Latn
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definition for pancreas
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Learner's definition of PANCREAS. [count]. : a large gland of the body that is near the stomach and that produces insulin and other substances that help the body digest food â see picture at human. /ËpaeÅkriËaetɪk/ ËpæÅkriËætɪk. adjective
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countable noun. Your pancreas is an organ in your body that is situated behind your stomach. It produces insulin and substances that help your body digest food.
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eng_Latn
| 8,469 |
where does most absorption of nutrients take place?
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The absorption of nutrients takes place in the small intestines, where they diffuse through the walls and are passed into the bloodstream.
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Absorption occurs throughout the small intestine. Most of the absorption of fatty acids, amino acids, and sugars occurs in the duodenum. Sodium linked and hydrogen linked symporters aid sugars and amino acids in crossing the epithelial lining.
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eng_Latn
| 8,470 |
what is digestive motility
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Motility may also refer to an organism's ability to move food through its digestive tract, i.e. peristalsis (gut motility, intestinal motility, etc.). An example of intestinal motility is the contraction of smooth muscles in the gastrointestinal tract.
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When the motility is not appropriate for its specific function in digestion, it can cause symptoms such as bloating, vomiting, constipation, or diarrhea which are associated with sensations such as pain, bloating, fullness, and urgency to have a bowel movement.GI Motitility In the Mouth and Esophagus.I Motitility In the Stomach. 1 Two types of movement (motility) occur in the stomach: peristalsis and segmentation (mixing). 2 The contractions occur about every 20 seconds and proceed from the body of the stomach toward the pyloric sphincter.
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| 8,471 |
the passage of chyme from the small intestine into the large intestine is controlled by
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Merge this question into. Split and merge into it. Answer by Sebas0107. Confidence votes 3. The flow of chyme from the stomach to the small intestine is controlled by stretch receptors in the distal part of the stomach that allows small amounts of chyme to enter the duodenum.icarbonate is the secretion that neutralizes stomach acid as chyme enters the small intestine. Bicarbonate is necessary because chyme is highly acidic. Bicarbonate is cre ⦠ated in the pancreas. 2 people found this useful.
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The pyloric sphincter is a tight valve, and, therefore, very little chyme is allowed to exit the stomach at one time. Because so much digestion happens in the first section of the small intestine, this tight control gives the small intestine adequate time to complete digestion.However, this is not the only mechanism by which your digestion system regulates the flow of chyme through this section of your digestive tract.hen the first part of the small intestine is filled with chyme, its wall is stretched. We also see that the presence of chyme in the small intestine makes the environment acidic due to the acid secretions from the stomach. These factors trigger the enterogastric reflex.
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| 8,472 |
Where does the majority of nutrient absorption occur?
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The small intestine is the main area of the GI tract for absorption. The small intestine has three separate sections, the duodenum, jejunum and ileum.The majority of nutrient absorption occurs in the duodenum and jejunum. The duodenum absorbs carbohydrates, proteins, and minerals including calcium, magnesium, iron, chloride, sodium and zinc.he small intestine is the main area of the GI tract for absorption. The small intestine has three separate sections, the duodenum, jejunum and ileum.
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The majority of the digestion and absorption of food occurs in the small intestine.ome nutrients a ⦠re absorbed in the stomach, but nutrients are absorbed mainly in the small intestine, where the small, soluble molecules are diffused or actively transported from the ileum/duodenum, into the capillaries on the other side of the intestine. + 10 others found this useful. Milagros Maldonado.
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eng_Latn
| 8,473 |
what cell produces pepsin
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1 Pepsin is the main gastric enzyme. 2 It is produced by the stomach cells called chief cells in its inactive form pepsinogen, which is a zymogen. 3 Pepsinogen is then activated by the stomach acid into its active form, pepsin.here are four types of cells in the stomach: 1 Parietal cells: Produce hydrochloric acid and intrinsic factor. 2 Gastric chief cells: Produce pepsinogen. 3 Chief cells are mainly found in the body of stomach, which is the middle or superior anatomic portion of the stomach.
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Pepsin is expressed as a pro-form zymogen, pepsinogen, whose primary structure has an additional 44 amino acids. In the stomach, chief cells release pepsinogen.epsin is most efficient in cleaving peptide bonds between hydrophobic and preferably aromatic amino acids such as phenylalanine, tryptophan, and tyrosine.
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eng_Latn
| 8,474 |
what is Protein/amino acids used for in the human body
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The human body uses amino acids to build proteins, which are used to control the processes that take place in cells.Proteins also accelerate chemical reactions in the body, making them necessary for survival. Although the body uses 20 amino acids, it only produces some of them on its own.he stomach contains cells that produce hydrochloric acid, a component of the gastric juice that helps humans digest food. This is one of the most important acids in the human body, as it helps break food into smaller pieces that are easy to digest.
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The human body uses amino acids to build proteins, which are used to control the processes that take place in cells.Proteins also accelerate chemical reactions in the body, making them necessary for survival. Although the body uses 20 amino acids, it only produces some of them on its own.he stomach contains cells that produce hydrochloric acid, a component of the gastric juice that helps humans digest food. This is one of the most important acids in the human body, as it helps break food into smaller pieces that are easy to digest.
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eng_Latn
| 8,475 |
what is the function of pepsin
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Pepsinâs main function is to break down proteins that are found in protein rich foods such as meat, eggs etc. It breaks them into smaller pieces called polypeptides. Interesting thing about pepsin is that it breaks proteins only at certain points so that the protein is not digested completely to the amino acid level.epsinogen is a pro-form zymogen of pepsin. It is released in the stomach by its chief cells. This zymogen is activated by hydrochloric acid released from parietal cells in the stomach linings.
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Pepsin is an enzyme in the stomach that breaks down the peptide bonds in protein. In the small intestine, pancreatic enzymes that we previously learned about, called trypsin, chymotrypsin, and carboxypeptidase, really go to work breaking down the polypeptides. These enzymes enter the duodenum via the pancreatic duct.
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| 8,476 |
the pH of gastric juice of the stomach is about 2. where does the formation of HCL occur>
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Definition. HCL is an acid that forms when hydrogen and chloride combine in your stomach. Your body uses HCL in the early stages of digestion. It has a low pH of about 2, which means it is actually strong enough to dissolve metal.Along with water and other stomach secretions, HCL makes up the gastric juice that fills your stomach when you eat.Your stomach is coated with a form of mucus that protects the lining against such a strong acid.oo much stomach acid can cause pain that requires medication to inactivate HCL. Once you start eating, your body produces a strong gastric acid called hydrochloric acid, or HCL, to begin the process of stomach digestion.
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The mucus makeup of gastric juice protects the lining of the stomach from the acidic environment; the hydrochloric acid is found in solutions of approximately 0.5 percent, creating a pH between 1 and 3. The highly acidic content of the stomach inhibits and destroys bacterial growths that are associated with eaten food.
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eng_Latn
| 8,477 |
what is the digestive tract of food
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The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). In this system, the process of digestion has many stages, the first of which starts in the mouth.
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To digest food, your digestive tract needs some help from nearby organs, including the liver, gallbladder, and pancreas, that produce or store enzymes and other substances that help break down food.o digest food, your digestive tract needs some help from nearby organs, including the liver, gallbladder, and pancreas, that produce or store enzymes and other substances that help break down food.
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| 8,478 |
describe the structures of the human alimentary canal
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The structure of the human alimentary canalThe alimentary canal is a long hollow tube which runs from the mouth to the anus .Together with several other organs, including the liver and the pancreas, it makes up the digestive system. The total length of the human alimentary canal is between 5 and 6 m, from anus to mouth.he serosa is a very thin layer, made up of connective tissue covered with a single layer of thin, smooth closely fitting cells. en833i2424lnnq We can observe in detail each part of the human alimentary canal structure in this diagram. The mouth: Taking food into the mouth is called ingestion.
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structures used for digestion of food and absorption of nutrients; also called the alimentary canal or the digestive tract. The GI tract contains the mouth, esophagus, stomach, small intestine, large intestine (colon), rectum, and anus. Figure 3.2 Anatomic and functional organization of the GI tract.
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what does secretin do to pancreas
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Secretin functions as a type of fireman: it is released in response to acid in the small intestine, and stimulates the pancreas and bile ducts to release a flood of bicarbonate base, which neutralizes the acid. Secretin is also of some historical interest, as it was the first hormone to be discovered. similar, but quantitatively less important response to secretin is elicited by bile duct cells, resulting in additional bicarbonate being dumped into the small gut. As acid is neutralized by bicarbonate, the intestinal pH rises toward neutrality, and secretion of secretin is turned off.
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Secretin is a hormone secreted by the small intestines in the presence of partially digested food from the stomach; this hormone normally stimulates the pancreas to secrete a fluid with a high concentration of bicarbonate.
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eng_Latn
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which of the following is a feature of the muscular actions of digestion?
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Question: Which of the following is a feature of the muscula... Which of the following is a feature of the muscular actions of digestion? Answer. Peristalsis begins first in the stomach upon the initiation of the swallowing reflex.
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Quick Answer. The four functions of the muscular system are movement, maintenance of posture, joint stabilization, and heat generation, states Inner Body. The primary function of the muscles is to provide contraction in order to move the body as a whole or move materials through the body.
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eng_Latn
| 8,481 |
benefit of digestive enzymes
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The Benefits of Digestive Enzymes: Key players in digestion and health. Digestive enzymes are chemicals that help break down the nutrients in food into smaller particles that the body can absorb and use for its many physiological functions.
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Other Papaya Digestive Enzyme Benefits. Some people suggest that papain and other plant based enzymes would be destroyed in the hydrochloric acid of the stomach and see no value in them.
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eng_Latn
| 8,482 |
is digestion controlled by autonomic nervous system
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Science Main Index. The digestive system is under control of the Autonomic Nervous System (ANS). The ANS controls body process that are not under our conscious control. This means that when we eat food, we don't need to think about how our body will digest it. The Autonomic Nervous System automatically does what needs to be done. The digestive system is also controlled by hormones released by glands in the body. See Glands or Hormones for more detail on these processes.
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Page 4: Parasympathetic and sympathetic nerves innervate the GI tract. ⢠Both parasympathetic and sympathetic divisions of the autonomic nervous. system control digestion by contacting the enteric nervous system in the. wall of the digestive tract. ⢠The parasympathetic division typically stimulates digestion while the. sympathetic division typically inhibits it.
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eng_Latn
| 8,483 |
is pepsin created in the pancreas
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2) Over production of HCl and pepsin (see stomach chapter) will make the pancreas overwork and eventually exhaust it. 3) Nerve pressure in mid thoracic spine or cranial dysfunction irritating the vagus nerve can cause dysfunction (see Appendix A).
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Pepsin-protein digesting enzyme in the stomach ⢠pancreatin-an animal-derived enzyme, breaks down protein and fats ⢠pancrelipase-an animal-derived e ⦠nzyme, breaks down protein, fats, and carbohydrates. Answered. In Carbohydrates and Low-Carb Diets.
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eng_Latn
| 8,484 |
what do lacteals absorb quizlet
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The lymphatic system is dissimilar to the vascular system in that there is no pump mechanism; rather, lymph, a clear yellow tinted fluid lacking in red blood cells and platelets, moves around in the interstitial fluid and gathers into small vessels. Lymph vessels known as lacteals absorb fatty acid macronutrients within the gastrointestinal tract. While the majority of other micronutrients and macronutrients are assimilated into the body through the small intestine to be transported directly to the liver by the vascular system, only large fats and fat-soluble vitamins are transported by the lymphatic system.
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Dietary lactose and sucrose are ready for digestion by their respective brush border enzymes. Starch, as discussed previously, is first digested to maltose by amylase in pancreatic secretions and, in some species, saliva. glucose generated by digestion of starch or lactose is absorbed in the small intestine only by cotransport with sodium, a fact that has exceptionally important implications in medicine.
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eng_Latn
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what does the esophagus produce
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In contrast to gastric and duodenal epithelia, the preepithelial defense in the esophagus is poorly developed, having a limited mucusâHCO 3 - barrier to buffer back diffusing H + . [ Source: Orlando RC. Esophageal epithelial defense against acid injury.
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The esophagus is the tube that carries food and liquid from your mouth to your stomach. Acids in the stomach help break down and digest the food. Normally, the sphincter muscle keeps stomach acid from flowing back into the esophagus.
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eng_Latn
| 8,486 |
which organ does carbohydrate digestion take place
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Carbohydrate Digestion in the GI Tract. Most carbohydrate digestion takes place in your small intestine. The carbohydrate-rich foods in your diet provide starches and a variety of sugars your body uses for energy. Food starches consist of a group of glucose molecules joined together in a large, branched chain, while sugars come in many varieties.
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Page 7: Carbohydrates are digested and absorbed in the small intestine. ⢠Pancreatic amylase (optimal pH ~7) continues the digestion of. carbohydrates in the small intestine (duodenum) ⢠Intestinal brush border enzymes complete the digestion of carbohydrates. to monosaccharides, which then can be absorbed*.
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eng_Latn
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what does food do in your intestine
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The small intestine is the location in the body where the majority of the nutrients from ingested food are absorbed. Whereas the stomach is responsible for the churning and mechanical breakdown of food, the small intestine is very important for absorption.he ileum is preceded by the jejunum. This section of the small intestine is approximately 6 to 12 feet (3.5 meters) long. The ileum absorbs mainly vitamin B12, other water soluble vitamins, bile salts, and nutrients that were not absorbed in the jejunum.
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They break fats, carbs and proteins into smaller, absorbable nutrients that are easily digested by the small intestine. When the body doesnât make enough enzymes to break down food, digestive symptoms like bloating, cramping, diarrhea, constipation and heartburn can occur as foods ferment in the intestines.
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eng_Latn
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what organs are in the digestive tract
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An earthworm 's digestive system consists of a mouth, pharynx, esophagus, crop, gizzard, and intestine. The mouth is surrounded by strong lips, which act like a hand to grab pieces of dead grass, leaves, and weeds, with bits of soil to help chew. The lips break the food down into smaller pieces.
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There are many parts of the digestive system, including the gastrointestinal (GI) tract, also called the digestive tract, the liver, the pancreas, and the gallbladder. The gastrointestinal tract is a long, twisting tube of hollow organs that start at the mouth and end at the anus.
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eng_Latn
| 8,489 |
is saliva an enzyme or substrate
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An amylase (/Ëaemɨleɪs/) Ëæmɨleɪs is an enzyme that catalyses the hydrolysis of starch into. Sugars amylase is present in the saliva of humans and some other, mammals where it begins the chemical process of. digestionn amylase (/Ëaemɨleɪs/) Ëæmɨleɪs is an enzyme that catalyses the hydrolysis of starch into. sugars
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Saliva is a biological fluid secreted in the mouth by the salivary glands. Saliva is almost 99,5% water, but it also contains some very important proteins, antibodies, and enzymes. Lysozyme is one of these enzymes that provide saliva with antimicrobial action against infections.
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eng_Latn
| 8,490 |
what is the chemical changes for the large intestine
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The large intestine, also called the colon or the large bowel, is the last part of the digestive system in vertebrates.Water is absorbed here and the remaining waste material is stored as feces before being removed by defecation.he large intestine produces no digestive enzymes -â chemical digestion is completed in the small intestine before the chyme reaches the large intestine. The pH in the colon varies between 5.5 and 7 (slightly acidic to neutral).
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The small intestine is the part of the digestive tract that extends from the stomach to the large intestine. It is the site of chemical digestion and absorption of nutrients by the body, including vitamins, minerals, carbohydrates, proteins and fats.The small intestine is the longest section of the digestive system.t is the site of chemical digestion and absorption of nutrients by the body, including vitamins, minerals, carbohydrates, proteins and fats. The small intestine is the longest section of the digestive system.
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eng_Latn
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what is the purpose of chemical digestion in the alimentary canal
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It is a group of organs in the body which work together to digest food. Digestion is the process by which our body breaks down food into substances we can take in (absorb) and use. Food travels through the alimentary canal which starts at mouth and ends at the anus.t completes the chemical digestion of food and the subsequent absorption of nutrients takes place in the small intestine. Nutrients are absorbed through the villi into the blood and lymph vessels. Hardly any food is absorbed elsewhere in the digestive system.
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2. Digestion. Digestion is the process by which ingested (food) material is broken down in the earlier stages of the alimentary canal into a form that can then be absorbed and assimilated into the tissues of the body. Chemical (e.g. action of digestive enzymes, bile, acids, etc.).
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eng_Latn
| 8,492 |
what does the lower esophageal sphincter do
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10 hilariously insightful foreign words. The cardiac sphincter, also referred to as the lower esophageal sphincter (LES), is a valve found in the esophagus, the tube responsible for transporting foods and liquids to the stomach from the mouth.0 hilariously insightful foreign words. The cardiac sphincter, also referred to as the lower esophageal sphincter (LES), is a valve found in the esophagus, the tube responsible for transporting foods and liquids to the stomach from the mouth.
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8,020 Answers. 353,393 Helpful Votes. 388 Followers. A. The lower esophageal sphincter (LES) is the natural valve that keeps stomach contents in the stomach and out of the esophagus. When working properly, this important muscle operates like a door, letting food into the stomach but not back up into the esophagus.It is also known as LES.,020 Answers. 353,393 Helpful Votes. 388 Followers. A. The lower esophageal sphincter (LES) is the natural valve that keeps stomach contents in the stomach and out of the esophagus. When working properly, this important muscle operates like a door, letting food into the stomach but not back up into the esophagus.
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eng_Latn
| 8,493 |
Stimulates digestion of food when the body is in a state of rest
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Original conversation. User: Stimulates digestion of food when the body is in a state of rest (Points: 4) Brain Sympathetic nervous system Parasympathetic nervous system None of the above Weegy: The answer is 3. Parasympathetic nervous system.uestion and answer. Stimulates digestion of food when the body is in a state of rest (Points: 4) Brain Sympathetic nervous system Parasympathetic nervous system None of the above.
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Eat Breakfast Every Day. When you wake up in the morning, your body is in a fasted state. This means that your metabolism is running on low and you're burning less calories. If you don't eat breakfast, your body will continue to break down your fuel stores (glycogen) and muscle, not fat, for energy.
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eng_Latn
| 8,494 |
what are digestive biscuits
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From Wikipedia, the free encyclopedia. A digestive biscuit, sometimes described as a sweet-meal biscuit, is a semi-sweet biscuit (usually known in American English as a cookie) that originated in the United Kingdom and is popular worldwide. The digestive was first developed in 1839 by two Scottish doctors to aid digestion. The term digestive is derived from the belief that they had antacid properties due to the use of sodium bicarbonate when they were first developed.
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INGREDIENTS 20 digestive biscuits 125g butter 200g condensed milk 2 tbsp cocoa powder 125g desiccated coconut, plus another 4 tbsp toasted 1 Put the digestive biscuits in a plastic bag and bash with a rolling pin until they resemble crumbs.
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eng_Latn
| 8,495 |
function of renin in curdling of milk
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Due to its important role in curdling milk, rennin enzyme is widely used in the food industry, notably in the production of cheese. Rennin for cheese-making was once derived mainly from the dried stomachs of calves and from some non-animal sources.ennin enzymes are produced by the stomach cells of young mammals. Rennin is secreted in large amounts right after the birth and then its production gradually drops off. It is then eclipsed in importance by the Pepsin enzyme.
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Rennet /ËrÉnɪt/ is a complex of enzymes produced in the stomachs of ruminant mammals. Chymosin, its key component, is a protease enzyme that curdles the casein in milk. This helps young mammals digest their mothers' milk. Rennet can also be used to separate milk into solid curds for cheesemaking and liquid whey. In addition to chymosin, rennet contains other important enzymes such as pepsin and a lipase. Rennet is used in the production of most cheeses. The mammal's digestive system must ...
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eng_Latn
| 8,496 |
where are chicken gizzards located
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data-config-site-section=chacha>. Where is the gizzard located on the chicken And what is it for The gizzard, is an organ in the digestive tract used by birds to grind their food...
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Gizzards are an inexpensive protein source. When you buy a turkey or a chicken, it is often stuffed with what are called giblets. One component of the giblets is usually the gizzard, which is a part of the bird's stomach.
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eng_Latn
| 8,497 |
which enzyme is responsible for retaining milk in the stomach of infants long enough for digestion?
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Digestion of foods in the small intestine. The small intestine continues the process of digestion and various enzymes are present there to break starches down further. These enzymes are called disaccharidases. The best known is lactase, which is the enzyme necessary to digest milk sugar. This enzyme is normally present in all young mammals who need this to digest mother's breast milk. With age and as breast feeding finishes, production of this enzyme ceases for life.
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Background & Aims: Lactase is the intestinal disaccharidase responsible for digestion of lactose, the predominant carbohydrate in milk. Transcription of the lactase gene is activated during enterocyte differentiation.ntestinal lactase-phlorizin hydrolase (LPH) is the enterocyte surface membrane glycoprotein essential for digestive hydrolysis of lactose in milk. Lactase is present predominantly along the brush border membrane of differentiated enterocytes lining the villi of the small intestine.
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eng_Latn
| 8,498 |
What is the action of the food morving down the esophagus into the stomach called?
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In the human digestive system, food enters the mouth and mechanical digestion of the food starts by the action of mastication (chewing), a form of mechanical digestion, and the wetting contact of saliva. Saliva, a liquid secreted by the salivary glands, contains salivary amylase, an enzyme which starts the digestion of starch in the food; the saliva also contains mucus, which lubricates the food, and hydrogen carbonate, which provides the ideal conditions of pH (alkaline) for amylase to work. After undergoing mastication and starch digestion, the food will be in the form of a small, round slurry mass called a bolus. It will then travel down the esophagus and into the stomach by the action of peristalsis. Gastric juice in the stomach starts protein digestion. Gastric juice mainly contains hydrochloric acid and pepsin. As these two chemicals may damage the stomach wall, mucus is secreted by the stomach, providing a slimy layer that acts as a shield against the damaging effects of the chemicals. At the same time protein digestion is occurring, mechanical mixing occurs by peristalsis, which is waves of muscular contractions that move along the stomach wall. This allows the mass of food to further mix with the digestive enzymes.
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The first half of the 14th century saw much important scientific work being done, largely within the framework of scholastic commentaries on Aristotle's scientific writings. William of Ockham introduced the principle of parsimony: natural philosophers should not postulate unnecessary entities, so that motion is not a distinct thing but is only the moving object and an intermediary "sensible species" is not needed to transmit an image of an object to the eye. Scholars such as Jean Buridan and Nicole Oresme started to reinterpret elements of Aristotle's mechanics. In particular, Buridan developed the theory that impetus was the cause of the motion of projectiles, which was a first step towards the modern concept of inertia. The Oxford Calculators began to mathematically analyze the kinematics of motion, making this analysis without considering the causes of motion.
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