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13 Cards in this Set
- Front
- Back
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Body Composition |
The determinant to having a healthy weight. Proportion of muscle, bone, and fat. |
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Central obesity |
Fat collecting in the central abdominal area of the body (visceral fat) Increases the risk of diabetes, stroke, hypertension, and coronary artery disease. May increase the risk of death from all causes as compared to fat accumulations elsewhere in the body. |
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Energy "out" |
Basal Metabolic Rate (BMR) - Total amount of energy needed to sustain life ( involuntary activities) Voluntary activities - Exercise Thermic effect of food (TEF) - 5%-10% of a meal's energy is expended in metabolism in the 5 + hours after a meal. |
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Appetite |
The psychological desire to eat. Can be experienced without hunger - sight/smell of food |
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Factors affecting appetite |
- Illness or stress - Learned preferences - Eating Habits - Social interactions - Some disease states - Appetite stimulants, depressants, mood-altering drugs. |
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Satiety |
The perception of fullness that lingers a meal. - Suppresses hunger |
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Effects of fasting |
1. Less than 1 day into fasting: Liver glycogen stores are depleted 2. Body fat cannot be converted to glucose in early food deprivation. 3.Protein (from lean tissue) is broken down and converted to glucose in order to meet the brain's need for glucose. |
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Ketosis |
Allows for a healthy person starting with a normal body fat content to survive with complete food deprivation for 6-8 weeks. Ketosis upsets the acid-base balance of the blood from fasting. |
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Waist-circumference |
Degree of visceral fatness in proportion to body fatness. Men: less than or equal to 40 in Women: less than or equal to 35 in |
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Normal Fat % for Men |
12% - 20% |
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Normal Fat % for Women |
20% - 30% |
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BMI |
Body Mass Index Indicator of underweight, normal weight, overweight, and obesity. by dividing the weight by the square of the person's height. |
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When should BMI not be used? |
Only to determine the amount of fat in the human body. |
