Chapter 4 Quiz
1. When you exercise to the point that the oxygen demands of the muscles cannot be met, you have developed
A. the overload state.
B. hypothermia.
C. hypothermia.
D. oxygen debt.
2. Anaerobic literally means
A. without strength.
B. without oxygen.
C. exhaustion.
D. empty.
3. Gradually increasing the resistance that muscles have to move is the basis for the
A. inertia principle
B. overload principle.
C. anaerobic principle.
D. specificity principle.
4. The strength-building exercise method that involves exerting force against immovable objects is called
A. isotension.
B. isokinetic.
C. isometric.
D. isotonic.
5. Besides increased flexibility, the most important benefit of stretching is
A. reduced risk of injury.
B. improved physical fitness.
C. increased muscular strength.
D. improved muscular coordination.
6. Although the exact mechanism is unknown, osteoporosis occurs when
A. the bones lose calcium.
B. women experience menopause.
C. undetected fractures spread to other sites in the bone.
D. vitamin D is drawn from the bones for use elsewhere in the body.
7. An activity will build cardiorespiratory fitness if it
A. includes periods of intense exertion.
B. is played for at least twenty minutes.
C. includes both passive and active movement.
D. is continuous and involves large muscle groups.
8. Twenty-year-old Roger wants to begin an exercise program. As a young adult in good health with no weight problems, he should try to bring his heart rate during exercise to a sustained level of about
A. 220 beats per minute.
B. 200 beats per minute.
C. 180 beats per minute.
D. 150 beats per minute.
9. One of the main benefits of a cooldown period after exercise is to
A. permit the heart to return to a resting state more rapidly.
B. reduce the risk of stiff, sore muscles later.
C. reduce the risk of heart attack.
D. reduce sweating.
10. The use of multiple activities to achieve cardiorespiratory fitness is called
A. crosstraining.
B. multiple impacts.
C. rotation training.
D. focused development.