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HOSA NUTRITION WEIGHT MANAGEMENT ACROSS THE LIFE CYCLE EXAM QUESTIONS WITH CORRECT ANSWERS
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HOSA NUTRITION WEIGHT MANAGEMENT ACROSS THE LIFE CYCLE EXAM QUESTIONS WITH CORRECT ANSWERS
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HOSA NUTRITION WEIGHTMANAGEMENT ACROSS THE LIFE
CYCLE EXAM QUESTIONS WITH
CORRECT ANSWERS
Regulation of eating occurs primarily in the - Answer-brain in the hypothalamus where
hunger and satiety chemicals work to regulate eating.
Leptin - Answer-an appetite-suppressing hormone involved in maintenance of body
composition, receives signals from fat and the intestine to make you feel full so eating
will stop.
Ghrelin - Answer-a hormone from the stomach that signals the brain that it's time to eat,
released from the stomach and signals the hypothalamus that it's time to eat
Factors that affect BMR include - Answer-age, height, growth cycle, and body
composition, temperature (body temperature as well as climate temperature) and
fasting, or undereating
Hypothyroidism - Answer-a condition in which the thyroid gland secretes too little
thyroxine and T3, resulting in a lower basal metabolic rate
Obesity can be defined as - Answer-excess fat accumulation under the skin and around
the organs in the body.
subcutaneous fat - Answer-Fat accumulated in the lower body (the pear shape), directly
under skin
visceral fat - Answer-Fat in the abdominal area (the apple shape), stored in abdominal
cavity
Abdominal fat correlates more with health risks such as - Answer-cardiovascular
disease and type 2 diabetes. In women, it also correlates with breast cancer risk and
gallbladder disease.
Where we deposit fat is influenced by - Answer-hormones and heredity.
Limits of calculating BMI - Answer-It may overestimate body fat in athletes and others
who have a muscular build, It may underestimate body fat in older persons and others
who have lost muscle.
, Hamwi method - Answer-assess ideal body weight by considering height, frame size,
and gender.
Hamwi formula for men - Answer-5-ft man at 106 lb. Add or subtract 6 lb for every inch
above or below 5 ft. This is for a medium frame man. For a small frame, deduct 10%,
and for a large frame, add 10% to calculation. A 6-ft man with a medium frame therefore
would have an ideal body weight of 178 lb.
Hamwi formula for women - Answer-5-ft woman at 100 lb. Add or subtract 5 lb for every
inch above or below 5 ft. For a small frame, deduct 10%, and for a large frame, add
10% to calculation. A 5-ft 3-in woman of medium frame's ideal body weight would be
115 lb.
How is frame size estimated for Hamwi method - Answer-doing a wrist measurement.
The wrist measurement for a medium frame woman would be 6 in. and for a man 7 in.
Obesity is now viewed as a - Answer-chronic inflammatory disease because it is
believed that inflammation is "turned on" in the body with increasing visceral or
abdominal fat
Being overweight can increase of - Answer-Coronary heart disease, Insulin resistance
and type 2 diabetes, Cancers (endometrial, breast, and colon), Hypertension (high
blood pressure), Dyslipidemia, Stroke, Liver and gallbladder disease, Sleep apnea and
respiratory problems, Osteoarthritis, Gynecological problems (abnormal menses,
infertility)
Disease risk increases as waist circumference and BMI - Answer-increase
Body fat assessment is much more specific to your - Answer-actual fat content and thus
provides a more accurate picture.
The two most common methods of body fat assessment used are - Answer-skinfold
measurement and bioelectrical impedance analysis (BLA) machines or scales.
What happens in skinfold measurement - Answer-a trained specialist uses calipers to
measure specific spots on the body. These measurements are compared to a chart that
estimates fat percentage.
Accuracy of a skinfold measurement - Answer-varies greatly based on the user's
abilities.
Bioelectrical impedance analysis (BLA) is the - Answer-technology behind the many fat
percentage machines in use at fitness centers and in scales sold for home use.
Accuracy of BLA - Answer-the error rates for these can be as high as 8%.
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