Across
- 4. one of the bones in your spine
- 6. One of the functions of the system to keep organs safe
- 7. BLADE the triangle shaped bone in you upper back
- 8. The smallest bone is found in your...
- 9. the place where two bones meet and move
- 11. Protects the heart and the lungs
- 13. Your knee bone
Down
- 1. Bones are pulled by muscles so that we can ...
- 2. One of the functions of the system so we are not a blob
- 3. the largest bone in the human body
- 5. something that joins muscle to bone
- 7. Protects your brain
- 10. the largest of the lower leg bones
- 12. Produces red and white blood cells