muscle system and skeletal muscle
Across
- 1. -help anchor muscles to bones
- 5. -enable the body and its parts to move
- 6. -insertion bone moves toward origin bone
- 8. -not under conscious control
- 9. -most of heart
- 12. -nonstriated or visceral
- 13. -striated and 40 - 50% of body weight
Down
- 2. -attached to the bone
- 3. -when muscle fibers are stimulated repeatedly without rest
- 4. -not under conscious control
- 7. -main part of the body
- 10. -muscles that relax during movement
- 11. -point of attachment to the bone that will move when muscle contracts