Across
- 1. Lighter bone with many spaces
- 4. Soft tissue that makes blood cells
- 5. Mineral stored inside bones
- 6. Tough band that holds bones together
- 9. Bone cell that maintains minerals
- 11. Smooth, flexible tissue at joints
- 14. Cell that builds new bone
- 15. Constant building and breaking of bone
Down
- 1. All the bones in your body
- 2. To shield organs from damage
- 3. Dense, strong outer bone
- 7. Hard framework of a bone
- 8. Tough covering on outside of bone
- 10. Holding the body’s shape up
- 12. Protein fibers that add flexibility
- 13. Cell that breaks down bone