NUTR2106 Lecture Notes - Lecture 3: Nutrition, Nutrient Density, Active Transport
17 Apr 2020
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Document Summary
Unit 1: an overview of nutrition: nutrition = science of food and nutrients tht they contain + actions of those in body, peoples" food choices mostly due to preference (taste) Alcohol > 7 kcal/g : energy density : kcal/g: less energy dense is better, eating more energy than required is stored energy, energy: used as fuel, storage, & raw materials for body tissues, and regulating activities. Water soluble i. e. vit c, b complex fat soluble i. e. a, d, e, k. Micro : <100 mg/day inorganic don"t yield nrg indestructible. Macro: ca, cl, mg, p, k, na, s. Micro: cr, cu, f, i, fe, mn, se, zn they only function in whole form easily damaged and degraded. Water: source of life, participate in metabolic reactions transport nutrients to cells and waste away. Theory- developed from conclusions and all the other studies. Correlation- indicate relation between variables not a cause. Negative correlation > both variables change in different directions.
