HPEX 310 EXAM 2 QUESTIONS WITH CORRECT ANSWERS

HPEX 310 EXAM 2 QUESTIONS WITH CORRECT ANSWERS .___ % of American Children are overweight or obese - ANSWER-33 .___ % of Americans are overweight or obese - ANSWER-67 .___ % of health care costs stem from Obesity/Overweight - ANSWER-10 .___ % to ___ % of US adults are overweight/obese - ANSWER-60-70% - 20% of children! .___ pound / month = ___ pounds / year = ___ pounds for 4 years - ANSWER-1/4; 3; 12 ."Bod-Pod" - ANSWER-• same principles as underwater weighing, but relies on air displacement to assess body comp - sources of error * bone density *hair * +/- 2.5% • acceptable alt to underwater weighing ."Empty Calories" - ANSWER-- No appetite suppression - Tooth decay .3 Different types of Surgery: - ANSWER-- Restrictive procedures (gastric banding) - Malabsorptive procedures (bypass intestine) - Combined restrictive/malabsorptive * Surgery is considered a last resort for serious cases .Android Obesity - ANSWER-- "APPLE" - Most common in men or women? MEN - Greatest risk for developing heart disease and diabetes .Anemia - ANSWER-iron deficiency health problem .Anorexia nervosa - ANSWER-- severely limiting calorie intake to point of starvation - both men and women; highest rates among adolescent girls .Appetite Control: - ANSWER-Hypothalamus - Ghrelin: Stimulates appetite - Leptin & Peptide YY: suppresses appetite .Average Americans consume ~ ____ pounds of sugar a year - ANSWER-125 pounds - 80 pounds of table sugar, and 45 pounds of high fructose corn syrup .Belviq - ANSWER-a relatively new drug that suppresses appetite by increasing serotonin to the brain - Long-term safety and effectiveness have not been established - FDA requests removal from market .Binge eating disorder - ANSWER-- binging without purging - compulsive eating - sufferers often gain weight .Bioelectrical Impedance Analysis (BIA) - ANSWER-measures current speed - 3 techniques: * full body, lower body, upper body *MORE POTENTIAL FOR ERROR .BMI - ANSWER-kg/m^2 .Body Comp. Reminders - ANSWER-- Optimal Body Fat Ranges (%) * Men- 8-19% * Women- 21-32% - Optimal Weight= Fat Free Mass/(1-%optimal Fat) .Body fat distribution - ANSWER-Can't pick and choose where fat deposits, or where it leaves first .Bulimia nervosa - ANSWER-- cycles of binging and purging - frequent vomiting= esophageal, tooth, and stomach damage - sufferers may have normal weight/look "normal" - other sources excessive exercise, and laxatives .Calcium: - ANSWER-essential for building bones and teeth - especially important for pregnant or lactating women - may help prevent prostate and colon cancer - critical for children and teens - Sources: low-fat and nonfat dairy foods, canned fish, turnip greens, mustard greens, broccoli .Calculation of optimal weight - ANSWER-Optimal Weight = (fat free mass)/(1-optimal % fat) .CM's to meters - ANSWER-1 cm = 0.01 meters .Considerations for Planning Weekly Routine: - ANSWER--Choose a variety of activities that are fun to you (More likely to achieve success) -Choose intensity level that is realistic for your current fitness level -Consider any special health issues prior to planning (Consult physician if necessary) -Plan recovery and rest to prevent injury -Make sure to incorporate flexibility training .Db/Db (Diabetic) - - ANSWER-•Leptin receptor gene mutation -- defective leptin receptor -- make plenty of leptin but it is not working