Which of the following is a feature of water metabolism during exercise?
a. The maximum loss of fluid per hour of exercise is about 0.5 liters.
b. In cold weather, the need for water falls dramatically because the body does not sweat.
c. Sweat losses can exceed the capacity of the GI tract to absorb water, resulting in some degree of dehydration.
d. Heavy sweating leads to a marked rise in the thirst sensation to stimulate water intake, which delays the onset of dehydration.
e. Water loss of greater than 1 percent can decrease capacity to do muscular work.
ANS: C
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A basic guideline for providing nutrition education regardless of the setting is:
A. using technical jargon to sound professional B. dressing informally so that nobody is intimidated C. describing the job duties of the dietitian D. explaining the relationship of nutrition to health and disease E. using body language that creates a sense of power
A study that examines populations to determine food patterns and health status over time is ___________
Fill in the blank(s) with the appropriate word(s).
For routine physical activity, ______ is the best drink for hydration.
a. coffee b. lemonade c. Gatorade d. water e. red wine mixed with water
So far no convincing evidence exists indicating benefits from antioxidant supplements in well-nourished people.
a. true b. false