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20 Cards in this Set
- Front
- Back
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Nutrition
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The science of food, can be derived from plants or animals. Taken into body for nutrients, energy and to maintain life.
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Diet
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Food and beverages a person eats and drinks
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Functional foods
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Foods that claim to provide health benefits beyond nutritional contribution.
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Nutrients
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Chemical substances obtained from food
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Energy
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Capacity to do work
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Phytochemicals
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Nonnutrients compounds contained in food that have biological activity in the body
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Minerals
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Chemical elements never transformed into another substance
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Inorganic
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Do not contain carbon
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Essential nutrients
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Required in diet, body cannot make in sufficient quantities
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Energy yielding nutrients
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Carbs, protein, lipids, provide body with energy
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Calories
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Units of energy
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Kilocalories
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1000 calories, used to measure food energy
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Energy density of food
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# kcal of energy/g of food
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Vitamins
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Organic, contain carbon, essential micronutrient. Does not provide energy
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Minerals
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Inorganic, essential micronutrients. Does not provide energy
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Water
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Indispensible, micronutrient
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Hydrolysis
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Break molecular bond with water
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Nutrition
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Study of nutrients, other substances in foods and how the body handles them.
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Nutritional genomics
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Study of how nutrients affect the activities of genes and how genes affect the activities of nutrients
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Experimental group and control group
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Experimental group recieves treatment, control group does not recieve treatment
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