Vitamin D deficiency is most likely observed among _____
a. dark-skinned people who live in the south
b. fair-skinned people who live in the south
c. dark-skinned people with limited exposure to sunlight
d. fair-skinned people with limited exposure to sunlight
e. dark-skinned people who spend a lot of time outside
c
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Which of the following describe a conditionally essential nutrient?
A. A nutrient that may be made in the body, but in amounts that are inadequate. B. A nutrient that becomes essential due to a metabolic disorder or serious disease (e.g. kidney or liver disease). C. A nutrient that is normally nonessential, but becomes essential under certain conditions. D. All of the choices are correct.
Before taking creatine monohydrate supplements, athletes should consult
A) other athletes. B) their personal trainer. C) the agent in a health food store who has experience selling them. D) a health care provider.
In astudy conducted in Vietnam, offspring of women given supplements before conception were less likely to be stunted and had better fine motor skills at age 2 than women who received only _____ supplements.
A. iron B. zinc C. folic acid D. retinoic acid E. iodine
Which of the following statements is true?
A. Women who feed their babies formula tend to lose the extra body fat gained during pregnancy faster than women who breastfeed. B. Breastfeeding is more convenient than formula feeding, especially for mothers who don't have to leave their babies during the day. C. Formula feeding is less expensive than breastfeeding. D. Women who breastfeed have higher risks of breast cancer before they reach menopause than women who feed their babies formula.