Across
- 4. it joints a leg with a vertebrae collumn
- 5. bone in the front of a rib cage
- 6. one of a bone that protects a spinal cord
- 10. this bone joints the arm with a rib cage
- 12. place where RBCs are produced
Down
- 1. one function of a human skeleton
- 2. the longest bone in a human skeleton
- 3. the longest bone in our arm
- 7. type of a skeleton that arthropods have
- 8. it protects our brain
- 9. one of a bone of a lower part of a leg
- 11. place where cartilage is present