Question 1

Discuss the use and abuse of caffeine, carnitine, chromium, and creatine as ergogenic substances.

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Question 2

Why are alcoholic beverages considered poor sources of energy, water, and electrolytes for athletes?

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Question 3

What is known about the ergogenic effects of conjugated linoleic acid?

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Question 4

How do diet, activity intensity and duration, and extent of training influence protein use during physical activity?

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Question 5

Discuss the effects of athletic training on iron nutrition, especially in adolescent females.

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Question 6

Discuss the pros and cons of high-fat diets for athletic performance.

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Question 7

Discuss the need for water in maintaining physical performance. What are the symptoms of dehydration? What are the recommendations for ensuring that the body is well hydrated prior to an athletic event?

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Question 8

Why are supplements of vitamin E thought to benefit people engaged in endurance activity? What does the evidence actually show?

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Question 9

Compare and contrast the characteristics of sports anemia and iron-deficiency anemia.

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Question 10

Describe the changes in protein metabolism that occur during and after physical activity. What is the role of diet in fostering recovery from muscle stress?

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Question 11

Discuss optimal composition and timing of pre-game and post-game meals.

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Question 12

Why do many people and especially athletes believe in ergogenic aids?

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Question 13

How might supplemental vitamin E adversely affect physically active people?

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Question 14

Describe the risks for hyperthermia and hypothermia in physically active people. What is the role of fluid support in prevention and treatment?

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Question 15

Compare the protein needs of endurance and strength athletes.

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Question 16

Describe 3 factors that influence fat use during physical activity.

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Question 17

Discuss the importance of sodium nutrition for the athlete.

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Question 18

Discuss the use of 6 dietary substances promoted as aids to enhance athletic performance.

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Question 19

Describe an appropriate diet for physically active people.

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Question 20

Why are athletes at risk for hyponatremia? How can this condition be prevented and treated?

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Quiz 15: Fitness: Physical Activity, Nutrients, and Body Adaptations