Cardiac output during exercise: A. Reaches a peak at about 15 liters per minute.

Question

Cardiac output during exercise: A. Reaches a peak at about 15 liters per minute. B. Is higher in a well trained athlete vs. untrained subjects at maximal work levels. C Is the same for both well-trained and untrained subjects at maximal work levels. D. Is lower at rest for the named athlete. When training for long distance endurance events, one should spend what percent of his or her time developing aerobic capacity? A. 80-90. B. 40-50. C. 15-25. D. 5-15. If an athlete is being over-trained, which of the following would you expect to see? A. Increase in heart rate at a standardized sub-maximal wort load. B. Increase in body weight. C. Decrease in resting blood pressure and/or in peak blood pressure D. A and B E. All of the above. The heart rate reserve (Karvonen) method of guiding exercise intensity indicates that heart rate must be increase to between ___ of the difference between resting and maximal heart rate in order to produce an optimal training stimulus. A. 45-55%. C 75-15% B. 55- 65%. D. 85-95%. A. Larger resting stroke volume. D A and B. B A larger max VO_2 C. No difference

Explanation / Answer

Cardiac output during exercise

A. False. It can reach upto 35 L per minute.

B.True

C. False. It is higher in trained athletes. They have a higher aerobic capacity and cardiac output.

D.True. It is lower at rest for a trained athlete compared to an untrained one.

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