Across
- 2. Breathe in
- 6. Breathing disorder
- 7. Traps dust
- 8. The act of breathing in air
- 10. Voice box
- 13. Air-filled skull spaces
- 17. We breathe it out
- 18. Inside of nose
- 19. Tiny airway hairs
- 20. Breathing muscle
- 21. Tiny blood vessels
- 22. Covers windpipe
- 24. Throat
- 26. We breathe it in
Down
- 1. Air volume in lungs
- 3. Breathing process
- 4. Chest area
- 5. Organs for breathing
- 9. Air sacs
- 11. Related to lungs
- 12. Smaller air tubes
- 14. Lung lining
- 15. Air tubes in lungs
- 16. The act of breathing out air
- 23. Windpipe
- 25. Breathe out