Question 1

Which two nutrients are required for activation of blood clotting factors?

Accepted Answer

A)   Vitamin K and calcium
B)   Vitamin E and potassium
C)   Vitamin K and iron
D)   Vitamin D and calciumE) None of the above
F) C) and D)

Question 2

Which of the following groups is at highest risk for negative consequences of marginal vitamin E status?

Accepted Answer

A)   Vegetarians
B)   Preterm infants
C)   Athletes
D)   Older adultsE) A) and C)
F) A) and B)

Question 3

Which of the following is a function of phytochemicals?

Accepted Answer

A)   Increases inflammation and oxidative damage to cells
B)   Regulates cell signaling and gene expression
C)   Increases the formation of blood clots
D)   Increases the initiation and proliferation of cancerE) B) and C)
F) A) and D)

Question 4

The foods that provide the largest source of riboflavin in the American diet are

Accepted Answer

A)   meats.
B)   whole grain cereals.
C)   milk and dairy products.
D)   dark green leafy vegetables.E) A) and D)
F) A) and C)

Question 5

Choline is a precursor for several

Accepted Answer

A)   lipoproteins.
B)   phospholipids.
C)   fatty acids.
D)   sterols.E) B) and D)
F) B) and C)

Question 6

Match the following terms with the descriptions below.
-Beriberi

Accepted Answer

A)  Muscle weakness, loss of appetite, and nerve degeneration due to thiamin deficiency
B)  Unhealthy red blood cells and neurological problems related to poor vitamin B-12 status
C)  Soft bones due to vitamin D deficiency during childhood
D)  Dry and damaged eyes due to vitamin A deficiency
E)  Soft bones due to vitamin D deficiency during adulthoodF) Inability to see in low light due to vitamin A deficiencyG) Bruising, bleeding, and poor wound healing due to vitamin C deficiencyH) Diarrhea, dermatitis, and dementia due to niacin deficiencyI) B) and G)
J) A) and B)

Question 7

Jason is a strict vegan. He should take a supplemental source of

Accepted Answer

A)   vitamin B-12.
B)   folate.
C)   vitamin C.
D)   vitamin A.E) A) and C)
F) A) and B)

Question 8

Generally, ________ are the best sources of folate.

Accepted Answer

A)   fruits
B)   green leafy vegetables
C)   milk and dairy products
D)   poultry and seafoodE) A) and B)
F) A) and C)

Question 9

If you wanted to add significant quantities of vitamins to your diet from the food you eat, a good choice would be

Accepted Answer

A)   a doughnut made with enriched white flour.
B)   apple juice.
C)   a fortified breakfast cereal such as Total® Raisin Bran.
D)   a banana.E) B) and C)
F) A) and B)

Question 10

A deficiency of vitamin B-6 can result in depression, headaches, and confusion. These occur because of impaired

Accepted Answer

A)   hemoglobin synthesis.
B)   glucose metabolism.
C)   neurotransmitter synthesis.
D)   DNA synthesis.E) B) and C)
F) A) and B)

Question 11

The vitamin C content of foods can be decreased by

Accepted Answer

A)   exposure to oxygen.
B)   exposure to cool temperatures.
C)   ripening.
D)   binding with phytic acid.E) A) and D)
F) C) and D)

Question 12

A typical serving of which food provides the most vitamin A?

Accepted Answer

A)   Yellow squash
B)   Egg
C)   Liver
D)   ApricotE) A) and B)
F) None of the above

Question 13

Vitamin C is a ________-soluble vitamin.

Accepted Answer

A)   water
B)   fatC) A) and B)
D) undefined

Question 14

Match each term with its definition.
-Drying of the eye and hardening of the cornea resulting from lack of mucus production

Accepted Answer

A)  Retinoids
B)  Night blindness
C)  Bitot's spots
D)  Carotenoids
E)  XerophthalmiaF) B) and E)
G) D) and E)

Question 15

Anya is undergoing treatment for cancer and suffers from nausea and mouth sores, which are hindering her food intake. Which of the following meals would you recommend?

Accepted Answer

A)   Pancakes, a hard boiled egg, and apple juice
B)   Bacon, fried eggs, and orange juice
C)   Spaghetti with meat sauce, garlic bread, and a soft drink
D)   Toast with jam, a soft-boiled egg, and milkE) C) and D)
F) A) and B)

Question 16

Vitamin D and vitamin K share which of the following characteristics?

Accepted Answer

A)   Both can be synthesized to some extent in the body.
B)   Both affect intestinal absorption of calcium.
C)   Both are involved in blood clotting.
D)   All of these choices are correct.E) C) and D)
F) None of the above

Question 17

Which of the following snacks provides the most vitamin C?

Accepted Answer

A)   Mixed berries, including strawberries and blueberries
B)   Whole wheat crackers with peanut butter
C)   Baked apples with cinnamon and brown sugar
D)   Grilled cheese sandwichE) B) and D)
F) All of the above

Question 18

Replacing animal fats with plant oils in the diet would not only cut saturated fat intake, but would also increase

Accepted Answer

A)   vitamin A intake.
B)   vitamin C intake.
C)   vitamin E intake.
D)   selenium intake.E) C) and D)
F) A) and B)

Question 19

Which of the following statements is true?

Accepted Answer

A)   As we age, we need more vitamin D and more kilocalories.
B)   As we age, we need more vitamin D and fewer kilocalories.
C)   As we age, we need less vitamin D and fewer kilocalories.
D)   As we age, we need less vitamin D and more kilocalories.E) None of the above
F) All of the above

Question 20

Cell membranes are susceptible to damage by free radicals because

Accepted Answer

A)   they contain many polyunsaturated fatty acids.
B)   they contain many saturated fatty acids.
C)   they have so many unpaired electrons.
D)   they are the site of cellular respiration.E) B) and D)
F) B) and C)

Exam 8: Vitamins

Match the following terms with the descriptions below. -Beriberi

Correct AnswerverifiedShow Answer

The vitamin C content of foods can be decreased by

Correct AnswerverifiedShow Answer

Vitamin C is a ________-soluble vitamin.

Correct AnswerverifiedShow Answer

The foods that provide the largest source of riboflavin in the American diet are

Correct AnswerverifiedShow Answer

Which of the following snacks provides the most vitamin C?

Correct AnswerverifiedShow Answer

Choline is a precursor for several

Correct AnswerverifiedShow Answer

Match each term with its definition. -Drying of the eye and hardening of the cornea resulting from lack of mucus production

Correct AnswerverifiedShow Answer

A typical serving of which food provides the most vitamin A?

Correct AnswerverifiedShow Answer

A deficiency of vitamin B-6 can result in depression, headaches, and confusion. These occur because of impaired

Correct AnswerverifiedShow Answer

Which of the following statements is true?

Correct AnswerverifiedShow Answer

Replacing animal fats with plant oils in the diet would not only cut saturated fat intake, but would also increase

Correct AnswerverifiedShow Answer

Jason is a strict vegan. He should take a supplemental source of

Correct AnswerverifiedShow Answer

If you wanted to add significant quantities of vitamins to your diet from the food you eat, a good choice would be

Correct AnswerverifiedShow Answer

Generally, ________ are the best sources of folate.

Correct AnswerverifiedShow Answer

Which of the following is a function of phytochemicals?

Correct AnswerverifiedShow Answer

Vitamin D and vitamin K share which of the following characteristics?

Correct AnswerverifiedShow Answer

Which two nutrients are required for activation of blood clotting factors?

Correct AnswerverifiedShow Answer

Anya is undergoing treatment for cancer and suffers from nausea and mouth sores, which are hindering her food intake. Which of the following meals would you recommend?

Correct AnswerverifiedShow Answer

Cell membranes are susceptible to damage by free radicals because

Correct AnswerverifiedShow Answer

Which of the following groups is at highest risk for negative consequences of marginal vitamin E status?

Correct AnswerverifiedShow Answer

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