Across
- 4. mature bone cells
- 6. cartilage that covers surfaces of bones at joints
- 10. first cervical vertebrae
- 11. skeleton includes arms and legs
- 13. 5 fused vertebrae of posterior pelvic girdle
- 14. connects bone to bone
- 16. 4 fused vertebrae (tailbone)
- 18. membrane lining the medullary cavity
- 20. end of a long bone
- 21. second cervical vertebrae
Down
- 1. red blood cell formation
- 2. bone building cells
- 3. bone formation
- 5. dense solid bone
- 7. spongy bone with a honeycomb structure
- 8. region lower back composed of 5 vertebrae
- 9. 12 vertebrae in the middle of the back
- 12. shaft of a long bone
- 15. connects muscle to bone
- 17. region includes the first 7 vertebrae
- 19. skeleton includes skull, spine, thoracic cage