Across
- 4. excision of a lung or portion of it
- 6. larynx
- 8. chest
- 11. incomplete; imperfect
- 12. trachea divides into two branches called
- 13. windpipe
- 17. voice box
- 18. air;lung
- 20. bronchiole
- 22. alveolus; air sac
- 24. sinus, cavity
- 25. absence of the sense of smell
- 26. large muscular partition
- 27. adenoids
Down
- 1. straight
- 2. carbon dioxide
- 3. dust
- 5. trachea
- 7. oxygen deficiency
- 8. diaphragm; mind
- 9. chest
- 10. lobe
- 13. tonsils
- 14. coal, coal dust
- 15. blue
- 16. excessive acidity of the body
- 19. oxygen
- 21. nose
- 23. nose bleed
- 24. septum