Across
- 7. smooth muscle
- 10. pair of muscles that work together to move you
- 11. part of sleep cycle that eyes move rapidly
- 12. carries nutrients and oxygen through your body
- 14. disease that affects the masseter muscle
- 15. skeletal muscles can move this way in response to a stimulus
- 18. strands of protein in skeletal muscle cell
- 19. energy with oxygen
- 21. open a joint wider
- 22. sugar
- 23. muscle becomes weak and shrinks
- 24. close a joint
- 25. waste product of anaerobic energy production
- 26. partial contraction that keeps you upright
- 27. attach muscle to bone
Down
- 1. heart muscle
- 2. skeletal muscles
- 3. largest muscle
- 4. striped
- 5. damage to spinal cord nerves, losing use of muscles
- 6. strongest muscle
- 8. tendons inflamed because of overuse
- 9. flexor muscle in upper arm
- 13. energy without oxygen
- 16. small strips of protein inside myofibrils
- 17. extensor muscle in upper arm
- 20. muscle cells