Across
- 3. Muscles found in heart
- 5. system The system that goes throughout the whole body
- 7. Too holes meet when inhaling
- 10. Blowing our carbon dioxide because we don’t need it
- 11. Make new bone and help repair
- 12. Soft tissue that contains protein
- 17. break down bone
- 18. Carry’s blood away and to he heart
- 19. The act for us to breathe in oxygen for it to work
- 20. Short loop from heart to lungs and back
Down
- 1. cord Nerves that branch out to every organ
- 2. Carry’s blood away from heart
- 4. Controls what we think and feel
- 6. Inside the compact bone
- 8. Carry’s blood to heart
- 9. system Contains brain and spinal cord
- 13. Lets us breathe
- 14. muscles we can’t control
- 15. Muscles attached by tendons to the bone
- 16. solid outside part of the bone