Across
- 2. Dome shaped muscle that contracts during inhalation
- 3. Found in the nose
- 6. Another term for Breathing Tract
- 9. The air passing through the nose is warmed and ....
- 10. Opposite of Inhalation
- 13. Vocal cords found here
Down
- 1. The flap of tissue that prevents food going doing the wrong way
- 4. Part of the Upper Respiratory Tract
- 5. Bronchi branch into smaller passages called
- 7. Rings of this prevent the airway from collapsing
- 8. Upper part of the lung
- 11. These have very thin walls and are surrounded by capillaries
- 12. Respiratory condition that results in breathing difficulty