Monroe is a healthy 55-year-old man who performs moderate-intensity physical activities and muscle strengthening exercises to stay fit. According to recommendations of the U.S. Department of Health and Human Services, he should perform ________ minutes of moderately intense physical activity each week.
A. 150
B. 200
C. 75
D. 100
Answer: A
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Secondary malnutrition develops
A. when someone does not consume an adequate amount of a certain nutrient or nutrients. B. when an illness results in poor absorption of a certain nutrient or nutrients. C. when someone consumes too much of a certain nutrient or nutrients. D. None of the above
The RDA for protein for most healthy adults is ________.
A. 1.2 g/kg of body weight B. 0.8 g/kg of body weight C. 2.0 g/kg of body weight D. 0.5 g/kg of body weight
The percentage of the total daily caloric intake for healthy persons that should be supplied by carbohydrate is:
a. 10% to 35%. b. 20% to 35%. c. 40% to 55%. d. 45% to 65%.
Almost all (99%) of the calcium in the body is used to:
a. provide energy for cells. b. provide rigidity for the bones and teeth. c. regulate the transmission of nerve impulses. d. maintain the blood level of calcium within very narrow limits.