Across
- 4. When bones absorb and release calcium
- 6. membrane that covers the outer surface of the bone
- 7. The appendages that provide flexibility
- 8. Attaches bones to other bones
- 10. 80 bones along the axis of the body
- 14. Connective tissues that produce blood cells
- 15. Less dense than the compact bone
- 16. softening of bones with vitamin D deficiency
- 17. Attached to bones with tendons and ligaments
- 19. loss of bone tissue
- 20. A skeleton outside of the body
- 21. The framework of the body
Down
- 1. Red bone marrow produces this
- 2. side to side curve in the spine
- 3. The skeleton works with the muscular system for this to occur
- 5. Attaches muscles to bones
- 7. inflammatory disease that damages joints
- 9. The interior of the bone does this
- 11. Holds the skeleton together
- 12. makes up the outer layer of bone
- 13. The human body has 206 of these
- 18. A skeleton inside the body