Front | Back |
People
eat for many reasons...these reasons are often more important than nutrition
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taste, culture, habit,
tradition, cost, advertising & convenience
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Chemicals
body needs for growth, maintenance & repair of tissues
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Nutrients
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6 classes of nutrients
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Water, carbohydrate, lipid, protein, vitamin, and mineral
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Measure of nutrients provided relative to calories provided
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Nutrient density
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Foods that have one or more nutrients added
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Fortified foods
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Found in plant foods and have health promoting properties
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Phytochemicals
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Contain Carbon and Hydrogen
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Organic Substances
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Contain
beneficial, not necessarily nutrient, health benefits
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Functional Foods
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Contribute
energy and include carbohydrate, fat and protein
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Macronutrients
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Macro-nutrients for:
Carbohydrates-Fats-Protein-Alcohol- |
Carbs- 9 calories/gramFats- 4 calories/gramProtein- 4 calories/gramAlcohol- 7 calories/gram
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1 pound of body weight equals how many calories?
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3500 calories = 1 lb
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Do not contribute energy & include vitamins and
minerals, but they are necessary to
regulate many body processes.
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Micro-nutrients
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the most important nutrient in our food and bodies &
is largest component in both
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Water
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Good
nutrition should prevent or delay...
and help reduce... |
chronic
disease
medical costs |
The study of
nutrition and genetic interactions in individuals
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Nutritigenomics
(nutritional genomics)
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