Across
- 3. facial bones
- 6. in shaft and ends of long bones, contains bone marrow space
- 9. develops from "wear and tear" on the joints
- 10. attach bones to muscle
- 12. only in ends of long bones
- 15. protect lungs, heart (chest cavity)
- 17. mature bone cells that maintain the structure of bone
- 18. intervertebral disks between vertebrae3
- 20. fibers of collagen in a gel-like ground substance
- 21. bone-forming cells
Down
- 1. forms embryonic structure, which later forms bone
- 2. attach bones to other bones
- 4. connective tissue covering of bone
- 5. changes in bone shape, size, strength
- 7. provides support under pressure
- 8. deposit new cartilage at the outer surface
- 9. the cellular arrangement found in compact bone
- 11. excessive bone loss
- 13. depends on balance of osteoblast and osteoclast
- 14. flexible
- 16. cells that remove bone (resorption)
- 19. inflammation of joints
- 22. hard elements of the skeleton; specialized connective tissue