NUTR 200 Lecture Notes - Lecture 11: Jejunum, Fatty Liver, Lipid Peroxidation
16 Dec 2017
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May inhibit intellect, impair memory, lead to permanent changes in brain structure and function. Energy source is 7kcal/g, 4-6% total calories in western societies. 4 or more drinks per 3 hours for women. 5 or more per 3 hours for men. 5 or more drinks at a time on 5 or more days in the past month. 12 oz. beer is = to 1. 5 oz wine. Takes about 1 hour to completely metabolize 1 beer. Via simple diffucsion in stomach and jejunum (80%) Distributed wherever water is found in the body. Some ethanol is metabolize by the stomach cells. Majority of ethanol is metabolized by the liver. Takes proximity over other metabolism because etoh is liver toxin. Calorie input of alcohol contributes to weight gain. Reduced/impaired absorption for fat and water soluble vitamins. Fatty infiltration of the liver in response to increased synthesis of fat. Is the second leading reason for liver transplants.
