Causes of Obesity
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Energy Imbalance | Weight is gained when you're taking in more energy than your expending (nrg is calories and when you take in more cals that u lose you're obv gonna gain weight)
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| Gene Defects | can be a defect in just a single gene
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| What is Leptin and what happens when there's excess of it? | A protein or hormone made in fat cells. More fat = more leptin --> don't have leptin = get heavy. No communication b/w brain and fat.
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| What is a child's propensity to gain weight if both, one, or neither parents are obese? | both: 80% || one: 60% || neither: 10%
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| Identical twins raised apart tend to have (similar/different) weight gain patters & accumulate weight at (similar/different) sides. | Identical twins raised apart tend to have SIMILAR weight gain patters & accumulate weight at SIMILAR sides.
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| Thrifty Gene Theory | The idea that genetics have an influence on weight
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| Set-Point Theory | Everyone is "programmed" to weigh a certain amt or have a specific lvl of BF.
If individuals weigh less or more than their "set-point" their bodies make adjustments in food intake or BMR. THIS IS NOT ALWAYS TRUE. IT'S PHYSIOLOGICAL.
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| Ghrelin & Leptin | NRG Regulating Hormones
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| How is Body Fat determined? | By the number of fat cells times the amount of fat in the fat cell
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| What happens when a child overeats? | Causes more fat cells. Children won't grow many new fat cells when mature.
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| What are some metabolic factors that can cause obesity? | Low Metabolic Rate, Low levels of spontaneous physical activity, low fat oxidation
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Created by:
jessberis
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