Lecture 8 - -a cholesterol salt-allows for lipase...

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Stomach -Holds 1+ Liters -3 to 4 Hours Digestion Mechanical Digestion -4 Layers of Muscle -Rugae Chemical Digestion “Gastric Juices” -from the mucosa -gastric glands Gastrin Goblet Cells-mucus Parietal Cells-HCl -Intrinsic Factor Chief Cells-pepsinogen -pepsin Storage of Food “crop” -Pyloric Sphincter -acid chime Absorption -limited Small Intestine -Humans=18 feet long Anatomy Duodenum-digestion
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Jejunum-absorption Ileum-absorption Villi Microvilli Chemical Digestion Crypts of Lieberkuhn -proteases -enzymes for disaccharides -ex. Sucrose, lactase, maltase Absorption Lacteal In Liver: -glucose to glycogen -amino acids to -fatty acids -urea -store Fe/some vitamins -detoxification Organs assisting with digestion in duodenum: Liver: -makes bile -secretin “emulsion” Gall Bladder: -stores bile
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Unformatted text preview: -a cholesterol salt-allows for lipase action-responds to cholecystokinin (CCK) Micelles-lipids complexed with bile Pancreas-pancreatic juices Exocrine Secretions:-bicarbonate (secretin)-lipases (CCK)-pacreatic amylase-proteases Large Intestine Functions-Reabsorption of water-chyme to feces ileocecal valce Absorption of Salts Excretion of Bile Pigments Escherichia coli Elimination-defecation Anatomy-no villi/microvilli-lots of goblet cells-rectum/anus Circulation/Blood Anatomy of Circulatory System System Types Control of Heart Beat Lymph System Blood Pressure? Blood/Immunity Circulatory Systems Circuits Fish (1-Circuit)-has a pump, system for doing gas exchange, and body-but circulatory system is no like ours...
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This note was uploaded on 04/06/2010 for the course BIO 01-119-10 taught by Professor D'arville during the Fall '09 term at Rutgers.

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Lecture 8 - -a cholesterol salt-allows for lipase...

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