what is the function of digestive juices in stomach?
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The Biological Function of Gastric Juice. Gastric juice is a unique combination of hydrochloric acid (HCl), lipase, and pepsin. Its main function is to inactivate swallowed microorganisms, thereby inhibiting infectious agents from reaching the intestine.
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The functions of the digestive system can be summarized as follows: ingestion (eat food), digestion (breakdown of food), absorption (extraction of nutrients from the food), and defecation (removal of waste products).
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Helps your digestive system Warm lime water on an empty stomach early in the morning helps stimulate the gastrointestinal tract. Digestion improves, heartburn is reduced and it helps in the process of elimination. Detoxifies liver Lemon juice has citric acid, which helps the enzymes to function better.
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Pepsin is the primary enzyme found in gastric juice. Lipases, amylases, and proteases are secreted from the pancreas into the small intestine in response to food ingestion. These enzymes are responsible for most nutrient digestion.
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['gastric juice substances. Pepsin. ... ', 'pepsin. Enzyme; digests proteins.', 'hydrochloric acid. Denatures proteins; decreases pH (for optimum pepsin function.', 'intrinsic factor. protects and allows later absorption of vitamin B12.', 'mucus. lubricates chyme; protects stomach lining.', 'water. ... ', 'salivary amylase. ... ', 'salivary lipase.']
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The digestive process starts in your mouth when you chew. Your salivary glands make saliva, a digestive juice, which moistens food so it moves more easily through your esophagus into your stomach. Saliva also has an enzyme that begins to break down starches in your food.
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The hydrochloric acid in the gastric juice breaks down the food and the digestive enzymes split up the proteins. The acidic gastric juice also kills bacteria. The mucus covers the stomach wall with a protective coating.
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Digestive juices contain enzymes—substances that speed up chemical reactions in the body—that break food down into different nutrients.
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Cells lining your stomach and small intestine make and release hormones that control how your digestive system works. These hormones tell your body when to make digestive juices and send signals to your brain that you are hungry or full. Your pancreas also makes hormones that are important to digestion.
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Oral Absorption Basics Pepsin is the primary enzyme found in gastric juice. Lipases, amylases, and proteases are secreted from the pancreas into the small intestine in response to food ingestion. These enzymes are responsible for most nutrient digestion.
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One important component of gastric juice is pepsin. 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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Sodium bicarbonate is responsible for the slight alkalinity of pancreatic juice (pH 7.1 to 8.2), which serves to buffer the acidic gastric juice in chyme, inactivate pepsin from the stomach, and create an optimal environment for the activity of pH-sensitive digestive enzymes in the small intestine.
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Enter your search terms: gastric juice, thin, strongly acidic ( p H varying from 1 to 3), almost colorless liquid secreted by the glands in the lining of the stomach. Its essential constituents are the digestive enzymes pepsin and rennin (see rennet ), hydrochloric acid, and mucus.
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Asides from squeezing and churning the food bolus, it also secretes a mixture of compounds, collectively known as "gastric juice." Gastric juice comprises water, mucus, hydrochloric acid, pepsin, and intrinsic factor. Of these five components, pepsin is the principal enzyme involved in protein digestion.
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Digestive enzymes helps in digesting complex food materials into simpler molecules for absorption by the body. ... Stomach contain gastric glands that produces pepsin that helps in protein digestion. Apart from that other enzymes such as trypsin, chymotrypsin also helps in protein digestion.
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Mouth. The digestive process starts in your mouth when you chew. Your salivary glands make saliva, a digestive juice, which moistens food so it moves more easily through your esophagus into your stomach. Saliva also has an enzyme that begins to break down starches in your food.
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During digestion, your pancreas makes pancreatic juices called enzymes. These enzymes break down sugars, fats, and starches. Your pancreas also helps your digestive system by making hormones.