Human Digestion Checkpoint

Human Digestion Checkpoint - three parts the duodenum, the...

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The food path starts with the salivary glands and they begin the process at the sight of food and the smell of it. Then the food process goes to the mouth and teeth where food is moistened and chewed by the teeth and transforms it into bolus. Then the next step is for the bolus to move through the pharynx to be swallowed. Then the bolus move into the esophagus that is attached to the stomach. This connects the esophagus to the stomach. When the bolus reaches the stomach it turns into chyme is a semi-liquid food mass. Chyme is usually out of the stomach in 2 to 6 hours depending on the food intake of the digestive system. When it comes down to the liver, gallbladder, and pancreas they are not used until the chyme reaches the small intestine. All though they are right around the same area as the stomach, when it comes to the majority of digestion and absorbing nutrients most of it takes place in the small intestine that is divided into
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Unformatted text preview: three parts the duodenum, the jejunum, and the ileum. Digestion and the absorption of fat are helped by the liver and gallbladders secretions of bile. The enzymes and the bicarbonate secretions help aid the pancreas in the digestive system. Then all materials not absorbed in the small intestine enter the large intestine through a sphincter that keeps material from going and re-entering the small intestine. The large intestine is made up of the colon and the rectum, plus some absorption of water and some vitamins and minerals occur in the colon. Then in the end any materials not absorbed in the colon are excreted from the body as waste called feces through the anus the opening of the digestive tract where the feces is eliminated from the body....
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