Name: ___________________________

FFL Period # ____________  7.7 Chapter Test

Date:_____________________________

1. The cardiovascular system includes the

a. heart, lungs, bones, and muscles.

b. heart, blood, and blood vessels.

c. brain, heart, and lungs.

d. heart, muscles, blood, and blood vessels.

2. In your lungs,

a. carbon dioxide leaves your blood.

b. oxygen leaves your blood.

c. hormone insulin is produced.

d. blood sugar is regulated.

3. For cardiovascular fitness, moderate to vigorous exercise must elevate your heart rate

a. above normal.

b. once a week.

c. into the target fitness zone.

d. into the high performance zone.

4. During sprinting or fast swimming, muscles tire when they get too

a. much blood.

b. much oxygen.

c. little oxygen.

d. few calories.

5. Compared to the heart of a person who is less fit, a fit person’s heart pumps

a. more blood with more beats.

b. more blood with fewer beats.

c. less blood with fewer beats.

d. less blood with more beats.

 

 

6. Your heart gets more blood to your muscles by sending more blood each beat and by

a. beating faster.

b. beating slower.

c. using oxygen.

d. producing oxygen.

7. Cholesterol is carried through the bloodstream by particles called

a. fibrin.

b. saturated fats.

c. nonsaturated fats.

d. lipoproteins.

8. Blood is carried from muscles to the heart by

a. veins.

b. arteries.

c. nerves.

d. valves.

9. A healthy cardiovascular system has a

a. low HDL level, high LDL level.

b. low HDL level, low LDL level.

c. high HDL level, low LDL level.

d. high HDL level, high LDL level.

10. Regular exercise helps prevent blood clots by

a. reducing HDL levels in the blood.

b. increasing fibrin in the blood.

c. reducing oxygen in the blood.

d. reducing fibrin in the blood.

11. Physical activity done in short, fast bursts is

a. aerobic.

b. anaerobic.

c. hypokinetic.

d. graded.

12. Sports that BEST build cardiovascular fitness require

a. many specialized skills.

b. bursts of activity and periods of rest.

c. continuous activity.

d. lots of rest to restore oxygen levels.

13. With regular exercise, your nervous system

a. causes your heart to be controlled voluntarily.

b. raises your resting heart rate.

c. lowers your resting heart rate.

d. causes your brain to work more efficiently.

14. National guidelines state that teenagers should engage in vigorous activity for

a. 20 minutes, once a week.

b. 60 minutes, daily.

c. 60 minutes, 1 or 2 times per week.

d. 20 minutes, 3 or more times per week.

15. Discuss the long-term benefits of engaging in physical activity in order to develop your cardiovascular fitness.

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