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23 Cards in this Set
- Front
- Back
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Body composition: Human body can be divided in to _______ mass & body _______. |
fat-free fat |
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fat-free mass is composed of: |
bone water muscle organs teeth tissue |
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body fat comes in 3 types |
1. Subcutaneous--just beneath the skin 2.Visceral--- inside abdominal wall 3.Ectopic-- located on or within organs |
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Weight management is as simple as balancing ____________ consumed with calories ____________in daily acivities |
calories used |
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what term describes "the proportion of the body's weight that is fat" |
percent body fat |
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True or False: genetic factors explain most cases of obesity ? |
False, lifestyle is the key contributing factor. |
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BMI stands for |
Body Mass index |
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BMI is a __________ of relative body weight that is based on the individuals (1) _________ & (2)__________ |
meausre (1) mass (2) height
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BMI equation = ? |
weight (kg)/height (m^2) |
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what are the BMI levels for : a. underweight b.normal c.overweight d.obese |
a. < 18.5 b. 18.5-24.9 c. 25-29.9 d. 30-39.9. |
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However, because BMI doesnt distinguis between _______ weight & ______-free weight, it can very inacurate for a few group of people: a. ? b. ? c. ? |
a. muscular atheletes b. short people c. pregnant women |
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Ideal % of body fat for a. men : ___%--25% b.women: 16%--- _____ % |
men : 7-25 % women : 16-35% |
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Name two methods for measuring body compostion (relative amount of body fat mass to fat-free mass) |
1. skinfold method 2. hydrostatic underwater weighting |
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Obesity ______mortality rates and can reduce life expectany by ___-20 years |
doubles 10-20 yeats |
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True or False: Obesity is the reaon, for the first time in history, the current generaition of children have shorter life expectancies than their parents. |
:( True |
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What are the 3 interrelated disorders associated with female athlete triad ? |
1. abnormal eating patterns 2.excessive excercising 3.amenorrhea-- lack of menstrual period |
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Define nutrigenomics |
study of how nutrients and genes react, and how genetic variations can cause people to ract differently to nutrients in food. |
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what is the name of the body shape most common amongst females ? Describe where majority of the fat appears in this specific body shape. |
Pear (gynoid) -- fat mainly around the hip, upper thighs, and buttocks area. |
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what is the name of the body shape most common amongst males ? Describe where majority of the fat appears in this specific body shape. |
apple (android)-- fat is carried around the upper body. |
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anorexia nervosa is best described as... |
self-stravation due to a fear of gaining weight. |
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bulimia nervosa is best described as |
frequent espisdoes of binge eating followed by purging (vommiting, use of laxitives) to prevent weight gain. |
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which of the 4 risk factors is the most signifcant risk factor for type 2 diabetes ? a. smoking b.low-fibre diet c. overweight or obesity d. inactivity |
c.overweight or obesity ***all 4 are risk factors for type 2 diabetes *** its esitmated that 90% of type 2 diabetes cases could be prevented if people adopted healthy lfestyle behaviours. |
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about what % of Canadian adults have a healthy body weight ? a. 65 % b.38% c.48% |
b. 38% |
