Across
- 3. type of diffusion in gas exchange
- 4. traps incoming material
- 9. the larger bronchi
- 11. lumen of the larynx
- 13. Cartilage, creates Adam's Apple
- 14. separates the oral and nasal cavities
- 17. Sinuses, act as resonance chambers for speech
- 18. division of the trachea
- 20. subdivisions of bronchi
- 21. also known as the throat
- 23. pleural on the the surface of each lung
- 24. in trachea and propels mucus
Down
- 1. small conduits of the bronchioles
- 2. gag reflex in the center
- 5. food passageway posterior to the trachea
- 6. occupy entire thoracic cavity
- 7. pleural lining the thoracic cavity
- 8. essential for normal breathing
- 9. Zone, site of gas exchange
- 10. the only external structure
- 12. known as the voice box
- 15. "gate keeper"
- 16. known as the windpipe
- 19. clusters of lymphatic tissue
- 22. nerve stimulating the diaphragm