Chapter 13 - Nutrients That Support Blood Health and Immunity

Question 1

A white blood cell is also known as a

(a) erythrocyte.
(b) thrombocyte.
(c) leukocyte.
(d) cytokine.

Answer 1

(c) leukocyte.

Question 2

An erythrocyte

(a) is a red blood cell.
(b) requires iron.
(c) transports carbon dioxide.
(d) All of the above.

Answer 2

(d) All of the above.

Question 3

Probiotic microorganisms may assist with the prevention or treatment of

(a) diarrhea.
(b) type 1 diabetes.
(c) obesity.
(d) All of the above.

Answer 3

(d) All of the above.

Question 4

Strict vegetarians (vegans) are most at risk for a deficiency of which of the following micronutrients?

(a) Vitamin K
(b) Vitamin B-12
(c) Folate
(d) Vitamin A

Answer 4

(b) Vitamin B-12

Question 5

Dietary heme iron is derived from

(a) elemental iron in food.
(b) animal flesh.
(c) breakfast cereal.
(d) vegetables.

Answer 5

(b) animal flesh.

Question 6

Which of the following micronutrients participates in DNA synthesis?

(a) Folate
(b) Vitamin B-12
(c) Iron
(d) All of the above.

Answer 6

(d) All of the above.

Question 7

Macrocytic anemia is likely the result of a deficiency of

(a) copper
(b) zinc
(c) vitamin B-6
(d) vitamin B-12

Answer 7

(d) vitamin B-12

Question 8

Megadoses of _____ are likely to enhance immune function.

(a) vitamin A
(b) vitamin C
(c) zinc
(d) None of the above.

Answer 8

(d) None of the above.

Question 9

A deficiency of vitamin A can lead to the disease called

(a) xerophthalmia.
(b) Menkes syndrome.
(c) scurvy.
(d) anemia.

Answer 9

(a) xerophthalmia.

Question 10

A deficiency of zinc could lead to

(a) stunted growth.
(b) increased risk of infections.
(c) increased risk of cancer.
(d) All of the above.

Answer 10

(d) All of the above.