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Weight Management
What percentage of adults are overweight? - correct answer 66% with a BMI >25. What percentage of children are overweight or at risk of overweight? - correct answer 33%. What happens to fat cells during growth? - correct answer Fat cells increase in number. What happens to fat cells when intake exceeds expenditure? - correct answer Fat cells increase in size. What happens when fat cells have enlarged and energy intake continues to exceed energy expenditure? - correct answer Fat cells increase in number again. What happens when there is fat loss? - correct answer The size of the fat cells shrink but not the number. What does Lipoprotien lipase do? - correct answer Promotes fat storage. What are men at risk for? - correct answer An increased risk for developing central obesity. What are women at risk for? - correct answer An increased risk for lower body fat. What is the Set-Point theory? - correct answer The bodys natural regulatory centers maintain homeostasis at a set point. The human body tends to maintain a certain weight.
How do Genetics and Obesity coincide? - correct answer Leptin (also called the ob protein) acts as a hormone to increase energy expenditure and decrease appetite. May be deficient in obese individuals. What is Leptin produced by? - correct answer Fat cells under direction of the ob gene. What is Relin? - correct answer Protein that acts as a ormone to decease energy expenditure and increase appetite. What is Relin produced by? - correct answer Stomach cells. What are Uncoupling proteins? - correct answer Influence energy metabolism. What does White Adipose Tissue do? - correct answer Stores fat to be used for energy. What does Brown Adipose Tissue do? - correct answer Stores fat to be used for heat. What influenes body weight? - correct answer Overeating - present and past influences. How are Health risks evaluated? - correct answer BMI, waist circumference and disease profiles. What are the risk factors for someone obese or overweight that could improve their health by losing weight or using other diet and exercise stratagies? - correct answer Hypertension, cigarette smoking, high LDL, low HDL, impared glucose tolerance, family history of heart disease, Men > 45, Women > 55. What health risks that some obese or overweight people have could improve their health by losing weight? - correct answer Heart disease, type 2 diabetes, sleep apnea.
Why is Physical Activity good for health weight? - correct answer Increases the amount of discretionary kcalories that can be consumed. Metabolic rates rise. Can decrease body fat and increase lean body mass. May curb appetite. Can reduce stres and improve self esteem. What are the benefits of fitness? - correct answer Restful sleep, nutritional health, optimal body composition, optimal bone density, resistance to colds and other infections, low risk of some cancers, strong circulation and lung functions, low risk of cardiovascular disease and type 2 diabetes, reduced risk of gallbladder disease in women, low incidence and severity of anxiety and depression. Long life and high quality of life in the later years. What is the exerceise rule? - correct answer 30 Normal - 60 Weight Maintenance - 90 Weight Loss. What are some behaviors to change that could help weight loss? - correct answer Do not grocery shop when hungry, eat slowly, exercise while watching television. Support group may be helpful for some. What are adverse side effects of low-carbohydrate, ketogenic diets? - correct answer Nausea, fatique, constipation, low blood pressure, elevated uric acid, stale foul taste in mouth, fetal harm/stillbirth.
