NSC 101 Lecture Notes - Lecture 15: Bulimia Nervosa, Adipose Tissue, Dual-Energy X-Ray Absorptiometry
8 Jun 2016
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Energy and the body: energy in (avg k/cal day, energy out (bmr, pa, tef/day, if in is greater than out = weight gain, if in is less than out = weight loss, theoretical weight gain/loss. In vs out difference per day/500 = x. x lbs/week. False, it doesn"t directly anything, it is just a ratio of weight and height: dexa is a technique using an electrical current. False, uses x-ray to measure bone density and lean tissue vs body fat: adipose tissue synthesizes hormones that help regulate hunger and satiety. True, leptin is made by fat cells: fasting can increase your bmr. False, it decreases your bmr: increasing lean tissue can increase your bmr. Bulimia nervosa: more common, reaching a broader population, loss of control/feeling of euphoria, family usually less stable, more anger, more often appear normal weight, purging methods. Vomiting, laxatives, diuretics, enemas, fasting, and excessive exercise: health hazards.
