Across
- 1. gives carbon dioxide to alveoli and takes oxgen to the bloodstream
- 3. one's biggest possible breath
- 5. two branches at the end of the trachea
- 8. alveoli become filled with fluid preventing the exchange of gases
- 11. the amonut of air that is always in the lungs
- 12. uncontrolled growth in lung tissue
- 13. inflammation of the lining of the bronchioles
- 14. it contracts and flattens when you inhale
- 16. deliver air to alveoli
- 17. passageway for food and air
- 18. transports air from the larynx to the bronchi
- 20. filters,warms, and moistens air
Down
- 2. production of sound
- 4. moves ribs during respiration
- 6. prevents food from entering the trachea
- 7. connects oral and nasal cavities to larynx and esophagus
- 9. air sacs at the end of bronchioles
- 10. covers the lungs and lines the chest cavity
- 15. constriction of bronchioles
- 19. the alveoli deteriorates and lungs lose their elasticity