Which of the following is true regarding water metabolism during exercise? a. Water loss of greater than 1 percent can decrease capacity to do muscular work. b. Sweat losses can exceed the capacity of the GI tract to absorb water, resulting in some degree of dehydration. c. The maximum loss of fluid per hour of exercise is about 0.5 liters. d. In cold weather, the need for water falls dramatically because the body does not sweat. e. Heavy sweating leads to a marked rise in the thirst sensation to stimulate water intake, which delays the onset of dehydration.

Option b is correct=> Sweat losses can exceed the capacity of the GI tract to absorb water, resulting in some degree of dehydration.

Explanation:

This question is about nutrition and exercise. Good (and approprite and healthy) nutrition and exercise is great for the body. During the course of engaging in exercise, there is usually loss of water from the body that is sweating will occur and this loss of water from the body is for the maintenance of the body temperature.

The gastrointestinal tract that is the GI tract is related to the digestive system of the body and it composed of anus, mouth, small intestine, oesophagus, stomach, large intestine, and anus.

The metabolism of water during exercise may causes "Sweat losses can exceed the capacity of the GI tract to absorb water, resulting in some degree of dehydration" that is option (b).

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