Which mineral has the ability to provide a protective barrier between teeth and the destructive acids that wear down enamel and contribute to dental caries?

A. fluoride
B. calcium
C. magnesium
D. phosphorus


ANS: A

Nutritional Science

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The second stage of iron deficiency, in which the body experiences a decrease in the transport of iron, is called

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Diets high in trans fatty acids tend to ________ the level of LDL in the blood.

A. decrease B. increase

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According to the dietary recommendations for the prevention of heart disease, intake of _____ should be limited

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The following nutrients supply energy in the diet:

1.carbohydrates, vitamins, fats, and proteins. 2.carbohydrates, vitamins, fat, proteins, and minerals. 3.carbohydrates, fats, and proteins. 4.carbohydrates, fats, proteins, vitamins, minerals, and water.

Nutritional Science