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10 Cards in this Set
- Front
- Back
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energy balance=
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burning as many calories as you eat
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positive energy balance =
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weight gain
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negative energy balance=
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weight loss
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Basal Metabolic Rate
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energy expended to keep the resting body alive (respiration, heart beat, organ functioning)
60-70% total energy output measured by: 12 hours sleep 12 hours fasting temp controlled room |
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Female BMR=
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0.9 kcal/weight kg/hour
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Male BMR
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1.0 kcal/weight kg/hour
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Resting Metabolic Rate
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measured by:
after brief resting pd. 15-30 min fasting 4 hour usually about 6% higher than BMR |
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Influences on BMR
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leaner body mass, more surface area, male, growth
decreases with age (1-2%.decade after age 30), and with diets |
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Physical Activity=
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25-40% total energy
voluntary control varies with individuals |
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Thermic Effect of Food (TEF)
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digestion, absorption, metabolism
only 5-10% total energy protein>carbs>fat in terms on energy for digestion |
