Muscle Fitness

4. the ability to produce force quickly
6. is the amount of force that a muscle can exert
9. the ability to contract a muscle many times without getting tired
10. when person is performing biceps curls and push ups
14. the number of consecutive times you do an exercise
16. a group of repetitions
17. the amount of intensity of your exercise should be increased gradually
20. velocity of movement is kept constant by a machine
21. contractions pull on your bones to produce movement
22. you build specific muscles by doing exercises specifically for those muscles

1. giving muscles a break after a workout
2. when the muscle shortens
3. exercises that use a persons bodyweight as resistance
5. muscles contract and pull with equal force in opposite directions so that no movement occurs
7. the growth in the size of a muscle
8. when the muscle lengthens
10. when person is performing planks
11. do more that your previous attempt
12. determine the muscle fiber composition of muscles
13. to much resistance to soon
15. less force, resist fatigue
18. when the person is performing explosive jumps
19. more force, fatigue quickly