1. Which of the following statements describes the process of anaerobic glycolysis?
A. The body breaks down ATP and PC to create energy.
B. The body uses oxygen to form new stores of ATP.
C. The body partially breaks down glucose to produce energy (ATP) and the by-product lactic acid.
D. The body breaks down oxygen and glycogen to produce energy.
2. A contraction that causes a muscle to lengthen rather than shorten is called
A. eccentric.
B. isotonic.
C. static.
D. isokinetic.
3. Which of the following statements concerning energy production is true?
A. Energy is produced only in the cardiovascular system.
B. The body breaks down adenosine triphosphate (ATP) to create energy.
C. The body uses chemical reactions to break foods down into METS.
D. The only way the body can produce energy is by using oxygen.
4. Which of the following sports uses Energy System 3 to supply ATP to the body?
A. Weight lifting
B. Gymnastics
C. Swimming
D. Wrestling
5. The basic unit that describes energy costs in terms of oxygen consumption is the
A. MET.
B. kcal.
C. ATP.
D. ADP.
6. Which of the following actions should be included in a warm-up session?
A. Quick-starting the muscles into their performance level
B. Using low-intensity exercises
C. Working up the heart rate as quickly as possible
D. Beginning with a 20-minute weight lifting session before beginning an aerobic exercise routine
7. Energy System 1 uses which of the following to produce energy?
A. Oxygen and ATP
B. ATP and ADP
C. ATP and PC
D. Oxygen and carbon dioxide
8. Joe is a 65-year-old male with an excellent health report from his doctor. What would be good advice for him as he begins an exercise program?
A. Since he’s in good health, he doesn’t need to worry about restoring fluids.
B. He needs to stretch his muscles because they become harder during the aging process.
C. He should use slow movement—not fast, jerky motion—when he exercises.
D. He’s too old to start an exercise program.
9. A person’s maximum number of METS is also called
A. capacity for anaerobic conditioning.
B. capacity for converting food into energy.
C. kcal level.
D. physical working capacity.
10. Which of the following statements is true?
A. You should exercise for at least 20 minutes, five times a week to maintain cardiorespiratory endurance.
B. Daily stretching exercises should include a bouncing motion.
C. As long as you include a 5- to 10-minute warm-up in your exercise routine, you don’t have to include cooldown exercises as well.
D. In order to develop muscular endurance, you should include three 30-minute sessions of anaerobic exercise each week.
11. A diabetic person should
A. take a cardiovascular stress test.
B. strenuously exercise to prevent developing a hypoglycemic reaction.
C. avoid aerobic exercise completely.
D. inject insulin shots close to the skeletal muscles.
12. Which of the following refers to a static muscle contraction?
A. Isotonic
B. Isometric
C. Isokinetic
D. Eccentric
13. An aerobics class for children should
A. include the same routines used in adult classes due to children’s lengthy attention span.
B. include weight lifting exercises in the routines.
C. be designed keeping in mind that their hearts are smaller than adults’ hearts.
D. emphasize muscle stretches during warm-ups and cooldowns.
14. Which of the following would result from consistent aerobic exercise?
A. A faster resting heart rate
B. A decrease in the number of capillaries
C. An increased use of the lactic acid energy system
D. An increase in the stroke volume of the heart
15. Which of the following resting heart rates indicates physical fitness?
A. Under 60 beats per minute
B. 72 beats per minute
C. 80 beats per minute
D. Over 100 beats per minute
16. Regular aerobic exercise decreases the fat-to-muscle ratio because
A. excess fat stores become more toned and conditioned.
B. excess fat stores are burned for energy.
C. increases in muscle mass push excess fat into the bloodstream.
D. increased oxygen demands signal the body to become anaerobic for greater muscle mass.
17. Which of the following causes muscular fatigue after just a few minutes of intense exertion?
A. Lactic acid
B. A
