Skeletal System
Across
- 3. protects the knee joint
- 5. protect the heart
- 6. protects chest blood vessels
- 7. protects the brain
- 9. protect the lungs
- 10. protect the urinary bladder
Down
- 1. protect the spinal chord
- 2. protects the muscles in the thumb
- 4. holds the weight of the body
- 8. holds teeth in place