Which statement describes a feature of vitamin A nutrition??
A) ?Deficiency is common in United States.
B) ?Toxicity occurs from excess intakes of preformed vitamin A as well as beta-carotene.
C) ?Supplements are recommended for certain groups of infants and children infected with the measles in the United States.
D) ?In poor countries, supplements prevent and cure night blindness but offer little protection against malaria and lung disease.
C
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A positive energy balance is normal during _____
a. pregnancy only b. childhood but not pregnancy c. weight loss resulting from an illness d. participation in weight-loss programs e. pregnancy and childhood
The Dietary Guidelines for Americans recommend which of the following?
A. limiting Calories to lose weight B. reducing Calories to lose weight C. balancing Calories to maintain weight D. reducing portions to maintain weight
The cycle of malnutrition can be broken by
A. better health care for children B. increasing availability of nutritious foods for adults C. providing for better nutrition and healthcare for women during pregnancy D. Any answer choices are correct.
The most accurate way to precisely determine your maximal heart rate is to complete a
A. marathon. B. respiratory test. C. maximal exercise test. D. cardiac stress test.