With the help of sunlight, the body can synthesize vitamin D from a precursor made from ________.

a. cholesterol
b. tryptophan
c. beta-carotene
d. eicosapentanoic acid
e. histamine


Answer: A

Nutritional Science

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The poison, sodium cyanide, inhibits the enzyme cytochrome c oxidase. Why is ingestion of this poison usually fatal??

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Discuss the premise of the Healthy People initiative

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Health care providers working with children adhering to a vegetarian diet should pay special attention to their intakes of protein, essential fatty acids, calcium, iron, zinc, vitamin C, and _____

a. magnesium b. vitamin B12 c. vitamin B6 d. vitamin E e. sodium

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Gastric bypass surgery results in a stomach pouch that holds approximately:

1.2 tablespoons of food. 2.2 cups of food. 3.1 cup of food. 4.¾ cup of food.

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