March 23 - Large intestine have a lot of bacteria keep...

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March 23, 2010 Nutrition Review Exam Thursday March 25, 2010 50 questions multiple choice Macronutrients – water, carbs, lipids and protein Micronutriends – vitamins and minerals We get them in small amounts Macronutrient Kcal/g Carbs 4 Protein 4 Fats 9 Alcohol 7 Factors that must be carefully considered in scientific research Animal or human- research and studies done on humans or humans Controls Sample size Placebo affect – giving someone a sugar pill Blind (subjects don’t know who’s getting what) and double blind (researchers and subjects don’t know whos getting what) Correlations (more people are overweight in areas with more telephone poles) vs. causations (telephone poles don’t cause obesity) EAR-estimated average requirement – average that people eat RDA –recommended dietary amount– covers the needs of most people DIGESTION Esophagus – stomach – liver – colon – small intestine –large intestine - bladder Vili and microvili – surface area is huge!
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Unformatted text preview: Large intestine have a lot of bacteria keep intestine very healthy FUNCTION OF EACH PART OF THE INTESTINE Pancreas created the enzymes that digest food when they are in the small intestine Small intestine major absorption critical to bodys health Bacteria in large intestine Active transport energy and a facilitator Simple diffusion allows certain molecules to get through Facilitated diffusion facilitator Carbohydrates Glucose is a carbohydrate Simple and complex (longer chains of glucose) Simple monosaccharides Fructose, gluctose, galactose Disaccharides sucrose, lactose, maltose 4grams of sugar in 1 tsp Starch (amylase, amylopectin) Glycogen Fiber (we dont have the enzymes to digest them) Glucost homeostasis Fatty acids and triglycerides fat solluable and we are water solluable hard to move around, we need carrier protein Fatty acids -...
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March 23 - Large intestine have a lot of bacteria keep...

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