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31 Cards in this Set
- Front
- Back
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What term = The pattern of individual food intake, eating habits, and kinds and amounts of foods eaten?
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Diet
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Term:
Chemical compounds configured by nature or formulated by manmade processes to mimic nature |
Food
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How many biologically distinct types of foods are required for healthy diets in the course of 1 week?
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between 20-30
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Term:
The science and sum of dietary quality and physiological and biological activity necessary to maintain life and meet requirements for growth, development, repair and maintenance of cellular activity |
Nutrition
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Term:
Agricultural or industrial sources of food, nutrient content, organoleptic appeal, variety and adequacy. |
Dietary quality
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What defines health?
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Dietary quality
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What is optimal nutrition?
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A physiological state where an individual is receiving AND using essential nutrients to maintain health at the highest level possible
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A chemical substance that is present in food and is needed by the body in adequate ratio and proportion for growth...etc
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Nutrient
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Chemical substances present in food that enhance, mediate or sustain optimum health status in concert with nutrients
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Non-nutrients
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What are 2 examples of non nutrients
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antioxidants and bioflavinoids
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How many known nutrients are available in dietary products?
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More than 50
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What are essential and nonessential nutrients?
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Essential = body CANNOT synthesize the nutrient, must get from diet
Non-essential are not needed. |
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How many essential nutrients are there?
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About 45
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Which nutrient is least essential?
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Carbohydrates, because you can synthesize glucose from amino acids
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What is unique to amino acids?
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Nitrogen
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What is the largest and 2nd largest energy storage for the body?
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Largest = adipose tissue
2nd largest = protein |
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Loss of ___% of body protein is detrimental
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>30%
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What are the essential amino acids?
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Histidine
Isoleucine Leucine Lysine Methionine Valine Phenylalanine Tryptophan Threonine |
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What is the primary source of energy in metabolism?
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Carbohydrates
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What is essential for transport of essential amino acids in structure and function of major organ systems?
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Carbs
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Fats and lipids are defined as...?
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Class of compounds soluble in organic solvents, including acetone, ether, and chloroform
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What are 2 essential polyunsaturated Fatty Acids?
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Linolenic - precursor to Omega3
Linoleic - precursor to Omega6 |
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How do we store fat in our bodies?
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Triglycerides
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What do lipoproteins do?
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transport fat
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Cholesterol is a precursor to...
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hormones...
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What are the water soluble vitamins?
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B vitamins
Vitamin C |
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What are the Fat Soluble vitamins?
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Vitamins A, D, E, K
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What 3 things help determine essential nutrient requirements?
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Biochemical measurements
Balance studies Clinical evaluation |
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What is the recommended amount of vitamin C for most people per day?
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90mg
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Consume less than __% of calories from saturated fatty acids.
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10%
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Consume less than ____ per day of dietary cholesterol
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300mg
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