Older people benefit from physical activity even more than younger people do because _____ is the only way to maintain and build muscle mass.

A. muscle stretching
B. swimming
C. aerobic activity
D. cognitive performance
E. strength training


Answer: E

Nutritional Science

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Which molecule is common to the metabolism of carbohydrates, fatty acids, amino acids, and alcohol?

A) hexokinase B) acetyl CoA C) carnitine D) phosphofructokinase

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Which of the following is true regarding athletes and upper respiratory tract infections (URTI)?

A) Lack of exercise increases risk for URTI. B) Moderate exercise decreases risk for URTI. C) Prolonged exercise increases risk for URTI. D) Any type of exercise decreases risks for URTI.

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The principle of ________ states that a period of rest between exercise training sessions is critical for maximal improvement in physical ?tness

A) overload B) economy C) recuperation D) progression

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_______________ is required as a cofactor for dopa decarboxylase (DDC)—one of the enzymes needed for the conversion of L-dopa to dopamine.

Fill in the blank(s) with the appropriate word(s).

Nutritional Science