Across
- 4. Attaches the vocal cords in the larynx
- 6. Common passageway for the respiratory and digestive tracts (Throat)
- 10. (2 words) area in the medulla oblongata of the brain stem
- 12. Connects the throat to the stomach
- 13. one of the two muscles that aid in inspiration
- 14. volume volume of air inspired and expired during one breath
- 15. Windpipe
- 17. This structure houses the vocal cords
- 19. subdivision on the lung
Down
- 1. lack of oxygen
- 2. One of the three functions of nasal passages
- 3. The bifurcation of the trachea
- 5. (2 words) Conducts air between the nostrils and the pharynx
- 7. End of the bronchial tree, to which the alveoli sacs connect
- 8. contains the heart, trachea, esophagus, blood vessels, and nerves
- 9. The opening to the larynx
- 11. Scroll-like bones that fill most of the space in the nasal cavity
- 16. Thin-walled sacs in the lungs where O2 exchange takes place
- 18. Another word for nostrils