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Exam 11: The Fat-Soluble Vitamins: A, d, e, and K

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Question 41

Multiple Choice

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How is vitamin E thought to play a role in reducing the risk of heart disease?

A) It inhibits absorption of dietary cholesterol
B) It slows oxidation of low-density lipoproteins
C) It interferes with cholesterol synthesis by the liver
D) It speeds removal of blood cholesterol by the liver

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Question 42

Multiple Choice

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Which of the following is most likely to occur from a prolonged dietary deficiency of vitamin A?

A) Osteomalacia
B) Osteoporosis
C) Xerophthalmia
D) Prolonged blood-clotting time

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Question 43

Multiple Choice

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What percentage of the U.S.population shows marginal or deficient vitamin D status?

With what vitamin is opsin usually associated in the body?

The effects of vitamin A deficiency are most severe in what population group?

Which of the following vitamins is least associated with the process of bone remodeling?

Which of the following is NOT known to increase the risk for vitamin D deficiency with advancing age?

Which of the following is NOT a feature of vitamin D deficiency?

Your sister Ellen has just joined the Peace Corps and will be working on ways to improve the nutritional status of children in Indonesia.Once there,she saw that many of the children and some adults suffer from night blindness.Which of the following foods should she recommend be incorporated into the Indonesian diet to help prevent future generations from developing this condition?

Which of the following is known to require vitamin K for its synthesis?

Which of the following is a characteristic of vitamin C and vitamin E?

The preferred unit of expression of vitamin A is the

All of the following are other names for vitamin D EXCEPT

The first detectable sign of vitamin A deficiency is usually

Which of the following food substances can be converted to vitamin A in the body?

A person seeking good sources of vitamin A would select all of the following EXCEPT

Which of the following functions is shared by beta-carotene and vitamin E?

All of the following are features of vitamin K in nutrition EXCEPT

In what tissue(s) must a molecule of vitamin D be chemically altered to yield a compound that is fully active?

Your old friend from high school has just moved to Northern Canada to do full-time research on bats in caves.She typically works in the caves during the day when the bats are there and leaves at sundown when the bats are active.Since your friend only purchases organic and all-natural foods,which of the following would you most likely advise she buy regularly at the grocery store?