Question

reviewing concepts and vocabulary
as directed by your teacher, answer items 1 through 5 by correctly completing each sentence with a word or phrase.

1. __________ is the amount of force a muscle can exert.
2. __________ refers to an increase in muscle fiber size.
3. a person can become __________ if he or she does strength training improperly by developing some muscles while ignoring others.
4. when you do calisthenics to develop strength, you use your body weight as the __________.
5. the __________ system refers to altering reps, sets, and weight as muscle fitness improves.

for items 6 through 10, as directed by your teacher, match each term in column 1 with the appropriate phrase in column 2.

1. isokinetic exercise a. sport, not an exercise program
2. olympic - style weightlifting b. the maximum weight that a person can lift once
3. 1rm c. exercise that requires a special machine
4. plyometrics d. muscle fitness exercise that involves movement
5. isotonic exercise e. exercise that builds power

for items 11 through 15, as directed by your teacher, respond to each statement or question.

1. how do strong muscles help you look better and prevent health problems?
2. describe several methods for testing muscle fitness discussed in this chapter.
3. describe two myths about muscle fitness exercise.
4. describe several guidelines for preventing relapse.
5. discuss the guidelines for using pre effectively and safely.

thinking critically
go to the student section of the fitness for life website for this chapter. the address is on the first page of this chapter. using information provided there and in this chapter, write a short article about muscle fitness for high school students. you can find additional information on the websites of nsca, acsm, and the president’s council on fitness, sports, and nutrition. share your article with your class or submit it to the school newspaper for publication.
project
some schools provide wellness programs for teachers and other school employees. typical offerings include exercise classes before and after school, fitness assessments, and classes in nutrition and stress reduction. plan a special activity for teachers addressing one of these topics as it relates to muscle fitness. prepare a written plan and work with other students to carry it out.

Explanation:

This problem is about muscle fitness and related concepts, which falls under the Natural Science discipline, specifically in the subfield of Medicine and Health (since it deals with human muscle fitness, exercise, and health - related aspects). For the matching items (6 - 10):

• 6. Isokinetic exercise: Requires a special machine to control the speed of movement, so matches c.
• 7. Olympic - style weightlifting: Is a sport rather than a general exercise program, so matches a.
• 8. 1RM: Defined as the maximum weight a person can lift once, so matches b.
• 9. Plyometrics: Is an exercise that builds power (like jump training), so matches e.
• 10. Isotonic exercise: Involves movement of the muscles (like lifting free weights), so matches d.

For the fill - in - the - blanks (1 - 5):

1. Muscle strength is the amount of force a muscle can exert.
2. Hypertrophy refers to an increase in muscle fiber size.
3. A person can become muscularly imbalanced if he or she does strength training improperly by developing some muscles while ignoring others.
4. When you do calisthenics to develop strength, you use your body weight as the resistance.
5. The progressive resistance exercise (PRE) system refers to altering reps, sets, and weight as muscle fitness improves.

Answer:

Fill - in - the - blanks:

1. Muscle strength
2. Hypertrophy
3. muscularly imbalanced
4. resistance
5. progressive resistance exercise (PRE)

Matching (6 - 10):

1. C. exercise that requires a special machine
2. A. sport, not an exercise program
3. B. the maximum weight that a person can lift once
4. E. exercise that builds power
5. D. muscle fitness exercise that involves movement