Across
- 4. the back of the skeletal system
- 5. a rubbery substance in between the bone to prevent it from breaking
- 7. Other half of the skeletal system
- 8. A long, fibrous strap that connects the bones together
- 9. Protects the heart and lungs
Down
- 1. The front of the skeletal system
- 2. protects the brain
- 3. one half of the skeletal system
- 6. allows the arm and leg to bend