BIOL 380 Study Guide - Comprehensive Final Exam Guide - Protein, Liver, Muscle

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The role of nutrition in our health food groups and nutrients. You are what you eat: every 35 days, your skin replaces itself. Yoru body makes these new cells from the food you eat. Food is the plants and animals we eat. Food provides the: source of energy, source of heat (byproduct of glycolysis is heat, building blocks to synthesize biomoelcules, minerals for proper functioning of our body, source of hydration (food helps you take in water) Between the 14th and 17th century first experiments were conducted to demonstrate the importance of certain foods in health. Iron can improve the conditions of anemic patients (sydenham, 1670s: scurvy can be cured wth citrus fruits (lynd, 1747, fat and carbohydrate rich diet is not sufficient for health, you also need proteins (magendie and liebig, 1800s) Discovery of vitamins and important minerals (na+, k+ and i) and notion of deficiency introduced (sodium channels open for neurons to fire)

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