Even with an SPF 15 to 30 sunscreen, sufficient vitamin D synthesis can be obtained in as little as ________ of sun exposure.

a. 1 to 2 hours
b. 30 to 60 minutes
c. 20 to 30 minutes
d. 5 minutes
e. 10 to 20 minutes


Answer: e. 10 to 20 minutes

Nutritional Science

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A landmark report on body weight and obesity identified at least how many variables influencing energy balance?

A. 7 B. 50 C. 100 D. 350

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Dietary calcium deficiencies result in ________.

a. osteoporotic bones b. calcium tetany c. calcium rigor d. mineralization e. calcitonin

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Which of the following excipients causes greater medication dissolution?

a. Coating agents b. Disintegrants c. Binders d. Lubricants

Nutritional Science

The only acceptable alternative to breast milk is _____

a. goat's milk b. cow's milk c. iron-fortified infant formula d. low-iron infant formula e. plain water with a vitamin C tablet

Nutritional Science