Term
| Dietary Reference Intakes (4) |
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Definition
| Estimated Average Requirement, Recommended Daily Allowance, Average Intake, tolerable Upper intake Level |
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Term
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Definition
| modified recommended daily allowance |
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Term
| energy balance influenced by (4) / affected by (4) |
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Definition
| weight, age, sex, daily activity level / pregnancy, alcohol and tobacco, illness, thyroid hormone |
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Term
| estimating daily caloric expenditure |
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Definition
| 100Cal/kg first 10 kg, then 50 for 10, then 20 per kg thereafter. // 30-35Cal/kg/day |
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Term
| direct calorimetry / indirect |
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Definition
| d - measurement of heat generated by an organism in a sealed chamber. i - estimation based on o2 consumption, co2 produced, and the RQ (resp. quotient) |
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Term
| TEF - thermic effect of food |
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Definition
| ~ 10% caloric intake. less for fats, more for proteins. accounted for by calories expended in digesting and absorption and by heat generated during ATP production (activation of anabolism via glycolysis and oxidative phosphorylation) |
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Term
| NEAT - non exercise activity thermogenesis |
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Definition
| everything that isn't eating, sleeping or intended exercise. unstructured activities. accounts for highest proportio of non-resting energy needs. |
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Term
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Definition
| depends on age and sex. = (lb x 703)/in^2. underweight = <18.5%, normal = 18.5-25, obese = 30-35, 35-40, 40^ |
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Term
| alternatives to BMI for assessing good body weight |
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Definition
| = 100 lb for 5ft + 5lb/in in women and 106 + 6lb/in in men. |
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Term
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Definition
| central (apple) weight distribution / lower (pear) |
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Term
| which is worse - intra-abdominal or subcutaneous fat? |
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Definition
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Term
| indicators of excess intra-abdominal fat |
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Definition
| >35in waist women, >40in waist men |
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Term
| defining a healthy diet (4) |
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Definition
| caloric content, nutrient content (sufficiency/excess), additives, "bad" nutrients |
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Term
| hunger-obesity paradox (3) |
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Definition
| food insecurity in lower socioeconomic groups, obesity and big appetite (appetite dysregulation), the economics of the food industry |
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Term
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Definition
| 12 ounces = 150 calories per day = 15 pound gain per year |
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