Across
- 2. When you specifically make your muscles work
- 4. Shorten, become smaller and tighter.
- 6. What is one of the muscles used in sprinting?
- 9. A muscle at the front of the upper arm. It lifts and bends the lower arm when it contracts.
- 10. To bend at a joint.
- 11. The largest muscle in the human body.
- 15. A kind of muscle acts independently of the will.
- 16. What is the muscle that allows you to shrug your shoulders?
- 17. What is one of the muscles used in a baseball swing?
- 18. To loosen, go back to original length.
- 19. What muscles are controlled directly by the autonomic nervous system and found inside internal organs?
Down
- 1. A group of three muscles found on the back of the leg that flex the knee.
- 3. What muscle work all by itself to pump blood throughout the body?
- 4. The muscular system is an organ system consisting of skeletal muscles, smooth muscles and __________?
- 5. What is a flexible/elastic connective tissue that attaches a muscle to the bone?
- 7. What a loss of muscle function can produce?
- 8. To straighten at a joint
- 12. Your skeletal system works with your muscular system and nervous system to allow?
- 13. Muscles that attach to the bone.
- 14. The name of a muscle that straightens your arm.