HTHSCI 3BB3 Study Guide - Quiz Guide: Lean Body Mass, Subcutaneous Tissue, Underweight
24 Dec 2019
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Divide weight in kg by height in m squared. Just because bmi is higher than average doesn"t mean they"re unhealthy. Health risks are increased with visceral fat as compared to subcutaneous fat. For men bmi > 25 and waist > 102 cm, for women > Dictated by genes but can be influenced by stress, smoking, and alcohol. Asian ethnicities have smaller waist circumferences than europeans and africans. The balance between energy taken in and energy expended determines weight. Although a calorie is a calorie, quality of food affects how many calories are actually absorbed. How do you calculate energy provided by carbs, protein, Aa are used first, then carbs, then fat. Extra is converted to tg or stored in adipose tissue. Basal metabolism, metabolism for food, and activity. Energy expended on digestion, absorption, metabolism and storage of ingested macronutrients. Leptin signals whether or not to take in more food and expend more or less energy.
