FOOD 2150 Study Guide - Final Guide: Nixtamalization, Sodium Bicarbonate, Senescence
8 Dec 2013
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Nutrient: compounds of food that are indispensible to the body"s functioning provide energy, serve as building material, maintain or repair body parts, support growth (water, carbohydrate, fat, protein vitamins, minerals) Nutraceutical: a product that is isolated/purified from food generally sold in a medicinal form with demonstrated physiological benefit or protection against chronic disease (plant sterol, soy isoflavone) Chyme: the fluid resulting from the actions of the stomach on food -> acid, gastric juice, pepsin. Ear: estimated average requirement; median nutritional requirement of the population, scientific basis for the rda. Rda: recommended dietary allowances; ear +2stdev, meets 97-98% of the population. Ai: adequate intake, used when insufficient data for the rda. When energy intake = eer there is no accumulation of fat. Physiological fuel value: caloric contents of the macronutrients. Bmi: body mass index = weight/height^2 (kg/m^2), correlates fatness and disease, 25- Pathogen: microorganism that can cause illness or death by infection or intoxication; bacteria, viruses, fungi, not necessarily spoilage organisms.
