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9 Cards in this Set
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Explain how we maintain weight
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The number of calories consumed equals the number of calories used
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How does one lose weight/gain weight?
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Lose: Consume fewer calories and burn more calories
Gain: Consume more calories and burn fewer calories |
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What is basal metabolism?
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Sum of all involuntary activities necessary to sustain life (i.e. circulation, respiration, temperature maintenance; not digestion or voluntary activities)
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What factors affect basal metabolic rate?
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Rate at which the body uses energy to support basal metabolism
Varies from person to person Controlled by thyroxine (T4; iodine-dependent hormone) The less secreted, the lower the energy requirements for basal functions Lowest rate during sleep Other factors affect BMR (i.e. age, height, body composition, growth, stress, fever) |
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Be able to estimate basal energy output using the basic formula shown in class (I will give you the formula, and weight in kilograms)
How to convert pounds to kilograms: divide pounds by 2.2 Ex: 180 lb/2.2=81.8 kg or round up to 82 kg |
Men: Kg body weight x 24=cal/day
Women: Kg body weight x23=cal/day |
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Which populations are susceptible to food borne illnesses?
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The old and the young, immune suppressed, and women who are pregnant.
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Why are there so many cases of food borne illnesses in the US?
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Global food supply
Convenience Decreases in eating Knowledge At risk people |
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What does ‘globalization’ of food mean?
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It means we want food year round.
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What governmental agencies are responsible for regulating our food supply?
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FDA and USDA
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