Which statement regarding carnitine is true?
a. It is a nonessential nutrient.
b. It is a fat burner.
c. The more carnitine consumed, the more energy produced.
d. Vegetarians have more total body carnitine than meat eaters do.
e. Carnitine supplements have a small but significant effect on muscle function and energy metabolism.
Q. 2A varsity sprinter is considering taking caffeine pills before his competition to help his performance. What information would you give him?
a. Caffeine provides no performance benefits for any type of athletic events.
b. Caffeine will help dilate blood vessels to increase blood flow to the muscles.
c. He will not have to worry about adverse effects because caffeine does not have any.
d. He needs to be aware that sport governing bodies prohibit high doses of caffeine.
e. Even in low doses, caffeine causes stomach upset, nervousness, irritability, headaches, dehydration, and diarrhea.
Q. 3The term ergogenic:
a. on food and supplement labels is regulated by the FDA.
b. is associated with supplements claimed to prevent chronic diseases.
c. implies that the product is safe to consume.
d. implies that a product has special work-enhancing powers.
e. means capable of halting oxidative stress and reducing inflammation.
Q. 4What can be said about the sodium content of this beverage?
a. It can help to replenish sodium lost in sweat during exercise.
b. Because of the high level of sodium, it should be consumed with caution.
c. It is too high to consume before exercise.
d. Drinking this beverage will not provide any benefit to an athlete.
e. The type of sodium in the beverage is not usable.
Q. 5If an athlete has lost 2 lb. of weight during vigorous exercise, how much of this beverage would he be recommended to drink for rehydration?
a. at least 1 bottle
b. at least 1 1/3 bottles
c. at least 2 bottles
d. at least 2 2/3 bottles
e. at least 5 bottles
Q. 6For an individual who is participating in a 45-minute walk, how essential is this beverage?
a. It is needed to replace the glucose that has been depleted.
b. The potassium in the beverage is needed to quickly replace lost potassium.
c. It may help to replace fluid losses from sweat.
d. The iron is essential to replace losses from the exercise.
e. The vitamin C contributes to post-exercise recovery.
Q. 7What would be the performance effects of the carbohydrate in this sports beverage?
a. There is not enough carbohydrate to enhance performance.
b. The percentage of carbohydrate is high enough to delay fluid passage from the stomach to the intestine.
c. It may cause abdominal cramps, nausea, and diarrhea.
d. This percentage of carbohydrate has been shown to enhance performance.
e. There would be a negative effect because the source of carbohydrate is not glucose.
Quick Reply
