Across
- 2. skeleton that connects to the spine
- 4. body regulates itself
- 6. the system that supports and protects
- 7. hold muscle to bone
- 8. holds bones to bones
- 10. can control
- 13. organ muscle
- 15. skeleton that does not connect to the spine
Down
- 1. heart muscle
- 3. don't control
- 5. muscle attached to the bone
- 9. smooth outer layer of bone
- 11. cells work together
- 12. organs work together
- 14. tissues work together