The Respiratory System
Across
- 2. breathing in
- 7. tube leading to stomach
- 9. Normal breath
- 11. stopped breathing
- 13. produces vocal sounds
- 14. muscle that creates positive and negative pressure allowing for lungs to inflate/deflate
- 15. smallest breathing tube inside the lungs
- 16. dissolved CO2 gas in the blood takes this form
- 17. Three folds of the nasal cavity
Down
- 1. largest airway tube splitting into each lung
- 3. Controls whether air/food goes to the lungs or stomach
- 4. non-bone part of the oral cavity
- 5. Nostrils
- 6. the air that remains in your longs at all times
- 7. breathing out
- 8. location of gas exchange between blood and lungs
- 9. windpipe
- 10. bone layer of the oral cavity
- 12. muscular passageway, throat