Down
| 1. | upper seven vertebrae in the neck (2 words) |
| 2. | hard covering used to hold a fracture in place while it heals |
| 3. | firm, immovable joints; skull is an example of bones held together by them |
| 5. | clavicle and scapula forming the place where the arm bones are suspended (2 words) |
| 7. | the vertebrae in the lower back which support the back muscles (2 words) |
| 9. | replacement of cartilage by bone |
| 10. | last two pairs of ribs (2 words) |
| 12. | connect muscles to bones by acting like tough cords |
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Across
| 13. | twelve middle vertebrae (2 words) |
| 14. | thinning of the bones with age |
| 15. | upper leg bone; it is the longest and strongest bone in your body |
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