TAMU NUTR 202 - Continuation of Dig. process (4 pages)

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Continuation of Dig. process

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Continuation of Dig. process


Digestion continued, functions of Accessory Organ, common digestive disorders.

Lecture number:
Lecture Note
Texas A&M University

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NUTR 202 1nd Edition Lecture 6 Blood and Lymph Transport 1 Bloodstream Water soluble nutrients and smaller products of fat digestion are absorbed into capillaries Liver 2 Lymphatic system Larger fats and fat soluble vitamins are absorbed into lacteals Liver Once the nutrients are absorbed from the small intestine most enter the PORTAL VEIN Then First travel to the liver for detoxification Conversion of some nutrients Storage of some nutrients Large intestine Colon and rectum 5 feet long Absorption of water some vitamins and minerals Forms feces Undigested unabsorbed matter dead cells secretions from the gastrointestinal tract water and bacteria Intestinal microflora beneficial bacteria breaks down fiber These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Synthesizes some B vitamins and vitamin K Probiotics contain beneficial bacteria Prebiotics food supply for beneficial bacteria Summary Liver Bile emulsifies fat so lipases can access molecules Gall bladder stores bile before release it into the small intestine Pancreas secretes pancreatic juice containing Bicarbonate neutralizes stomach acid Pancreatic amylase dig CARBOHYDRATES SI Pancreatic proteases dig PROTEINS Pancreatic lipases Dig FATS Hormones secretions from the pancreas the gall bladder and the SI itself all regulate Common Digestive Disorders Heart burn Occasional reflux of gastric acid into esophagus might cause pain Chronic Gastroesophageal reflux disease GERD chronic reflux of gastric juice acid into esophagus If left untreated esophageal bleeding ulcers and cancer of esophagus Ways to manage smaller meals beverages btw meals Avoid fatty and fried foods chocolate peppermint caffeinated beverages Upright after eating Avoid smoking alcohol Disorders of Stomach peptic ulcers Penetration of mucus lining allowing pepsin to damage GI lining common cause is Helicobacter pylori MUST KNOW FOR TEST Reduce this by

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