Question 1

Ingestion of excessive amounts of some minerals, such as iron, does not impair any aspect of immune function.

Accepted Answer

A) True 
 B)False  False

Question 2

Which of the following micronutrients would impair immunity if they were deficient in the diet?

Accepted Answer

A)   Iron
B)   Vitamin D
C)   Protein
D)   All of the above
E)   None of the above D

Question 3

Regular ingestion of high doses of some antioxidant vitamins can attenuate cortisol responses to exercise.

Accepted Answer

A) True 
 B)False  True

Question 4

Decreases in soluble immune factors, such as immunoglobulins, complement proteins and lysozyme, can occur with inadequate nutrition.

Accepted Answer

A) True 
 B)False

Question 5

Why does carbohydrate feeding during exercise attenuate some aspects of exercise-induced immunodepression?

Accepted Answer

A)   Because it restores glycogen, which is an important fuel for leukocytes
B)   Because it maintains blood glucose and reduces stress-hormone secretion
C)   Because it increases glucose availability for the process of phagocytosis
D)   Because glucose acts as an antimicrobial agent
E)   Because antigen presentation is inhibited by elevated levels of glucose

Question 6

Echinacea is a plant-derived flavonoid compound that stimulates acquired immune function.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following vitamins can be synthesised from the action of sunlight on the skin?

Accepted Answer

A)   Vitamin C
B)   Vitamin D
C)   Vitamin E
D)   Folic acid
E)   Vitamin B12

Question 8

Which of the following amino acids is important for lymphocyte proliferation and has been shown to decrease in concentration in blood after prolonged exercise?

Accepted Answer

A)   Alanine
B)   Glycine
C)   Glutamate
D)   Glutamine
E)   Tryptophan

Question 9

Nutrient deficiencies could affect immune function by direct and/or indirect means.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is a strain of live bacteria that can influence immune function when ingested regularly?

Accepted Answer

A)   Xenobiotic
B)   Prebiotic
C)   Probiotic
D)   β-glucan
E)   Colostrum

Exam 9: Exercise, Nutrition and Immune Function

Ingestion of excessive amounts of some minerals, such as iron, does not impair any aspect of immune function.

Which of the following micronutrients would impair immunity if they were deficient in the diet?

Regular ingestion of high doses of some antioxidant vitamins can attenuate cortisol responses to exercise.

Decreases in soluble immune factors, such as immunoglobulins, complement proteins and lysozyme, can occur with inadequate nutrition.

Why does carbohydrate feeding during exercise attenuate some aspects of exercise-induced immunodepression?

Echinacea is a plant-derived flavonoid compound that stimulates acquired immune function.

Which of the following vitamins can be synthesised from the action of sunlight on the skin?

Which of the following amino acids is important for lymphocyte proliferation and has been shown to decrease in concentration in blood after prolonged exercise?

Nutrient deficiencies could affect immune function by direct and/or indirect means.

Which of the following is a strain of live bacteria that can influence immune function when ingested regularly?