In very high-intensity exercise, lasting only one or two minutes, the probable cause of fatigue is ________.

A. disruption of cellular metabolism caused by the accumulation of hydrogen ions
B. a depletion of carbohydrate stores
C. loss of lipid reserves
D. a depletion of phosphocreatine


Answer: A

Nutritional Science

You might also like to view...

Which of the following is a characteristic of a sound diet??

A) Adequacy B) Balance C) Moderation D) Variety E) All of the above

Nutritional Science

Mechanical digestion begins in the

A) large intestine. B) small intestine. C) mouth. D) stomach.

Nutritional Science

A factor during infancy that may decrease the risk of obesity during childhood and adolescence is:

a. feeding on demand. b. feeding on a schedule. c. exclusive bottle feeding. d. exclusive breastfeeding.

Nutritional Science

Why might someone who eats a diet that contains inadequate amounts of niacin and riboflavin experience fatigue and feel tired?

Nutritional Science