Notes April 1 exam 3

Notes April 1 exam 3 - Salivary Glands Saliva- lubricating...

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Salivary Glands Saliva- lubricating mucous (glycoprotein) to facilitate swallowing Salivary amylase- to start carbohydrate digestion Starches>>>>sugars and glucose Exocrine- Proteins, enzymes, etc are excreted from a gland through a duct Endocrine= Proteins, hormones etc are released directly into the blood stream (ductless). Capillaries Infant- epiglottis “high” in throat As we get older it is lower Esophagus- transports food to stomach Peristalsis- alcohol caused this to the esophagus Reverse peristalsis= throwing up, powerful muscular force Digestion is extracellular, digest things outside of cells but inside the digestive system Food goes Esophagus, Stomach, small intestine, and then large intestine. Each part takes what the body needs and transports it. Lining of the Stomach is Mucosa and produces HCL and pepsin Mucous protects stomach from the acid Do not want ulcers Helicobacter pylori heals ulcers in about 6 weeks HCL+pepsingogen= pepsin which then produces Endopeptidase enzyme
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This note was uploaded on 08/15/2011 for the course BIO 1005 taught by Professor Limcomb during the Spring '08 term at Virginia Tech.

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Notes April 1 exam 3 - Salivary Glands Saliva- lubricating...

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