Caffeine is a mild stimulant consumed by many athletes to _____ during exercise
a. increase oxygen delivery to cells and avoid injury
b. decrease fatigue and build muscle
c. increase alertness and avoid injury
d. increase oxygen delivery to cells and decrease fatigue
e. decrease fatigue and increase alertness
e
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A spastic quadriplegic requires:
a. lower energy intake b. fewer calories, increased fluid and fiber c. increased fluid and fiber, acid ash diet d. lower energy intake, acid ash diet
When exercise intensity exceeds _______% VO2 max, muscle glycogen use exceeds that of lipids
a. 50% b. 65% c. 75% d. 85%
What changes in supermarket choices and the food-away-from-home industry might have a positive impact on the nutrition and health of U.S. residents?
Betty is constipated. She generally has bowel movements only twice a week. To help relieve her constipation without taking medications, Betty should
A. reduce her intake of whole-grain breads and cereals. B. reduce her intake of fruits and vegetables. C. increase her intake of refined carbohydrates. D. increase her intake of foods that contain insoluble fiber.