Across
- 2. Organ that detoxifies blood
- 5. Control center of the body
- 6. Organ used for breathing
- 9. Largest bone in the body
- 11. Vessel carrying blood to heart
- 12. Organ that pumps blood
Down
- 1. The skull 0rotects this organ
- 3. Bone that protects the chest
- 4. Hard covering on finger or toe
- 7. Fiber transmitting impulses
- 8. Column of vertebrae
- 10. Bone in the mouth