Across
- 5. protects or houses
- 8. a wall
- 9. a little flap
- 10. helps the lungs
- 11. cleans air
- 13. back of the nose
Down
- 1. two pipes
- 2. cords helps you talk
- 3. connects lungs
- 4. air passes threw
- 6. Equalizes ear pressure
- 7. you breath threw
- 12. helps you breath