Which of the following activities expends the most calories per hour?
A) swimming slow freestyle laps B) stretching
C) bicycling at less than 10 miles per hour D) walking at 3.5 miles per hour
A
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A T-score between -1 and 1 on a dual energy x-ray absorptiometry (DXA) signifies
A) lower-than-normal bone density. B) growing bone. C) normal bone density. D) osteoporosis.
Which factor would most likely predispose a person to development of kidney stones?
A) urinary obstruction B) increased urine volume C) decreased protein intake D) administration of immunosuppressant medications
Chylomicrons are a type of ________.
A. metabolic waste product B. fat-soluble vitamin C. lipoprotein D. lipid fragment
Which of the following statements about sports drinks is incorrect?
A) They are most appropriate when physical activity lasts longer than 60 minutes. B) They contain about 60 calories per cup. C) They promote rehydration better than water primarily because they taste good. D) They promote dental health.