Across
- 6. end or area of a muscle that moves when the muscle contracts
- 7. tightening or shortening of a muscle
- 9. brachii/ the large muscle at the back of the upper arm
- 14. compound that occurs throughout the nervous system in which it functions as a neurotransmitter
- 15. muscle of the forearm that flexes the forearm at the elbow
- 16. a chief muscle of the calf of the leg, which flexs the knee and foot
- 17. muscles you don't have control over
- 19. decresing the angle between two parts
- 20. flat, thin muscle in the wall of the cheek
- 22. state of tension that is maintained continuously
- 23. any of the five tendons at the back of a persons knee
- 24. the action of rotating an axis or center
- 25. increasing the angle between two parts
Down
- 1. work together to coordinate the contractions of a single muscle
- 2. large triangular muscle covering the joint of the shoulder
- 3. muscles you have control over
- 4. large triangular muscles extending over the back of the neck and shoulders and movoing the head a shoulder blade
- 5. the ability to become smaller, shorter, narrower
- 8. fibrous membrane covering, supporting, and separating muscles
- 10. bending backward or bending the foot to the knee
- 11. flexiable but inelastic cord of strong fibrous collagen tissue attaching a muscle to a bone
- 12. natural side-to-side movement of the foot as you walk or run
- 13. decline in ability of a muscle to generate force
- 18. the ability to resume its normal shape after being stretched or compressed
- 21. rotation of the forearm and hand so that the palm faces forward or upward