Across
- 2. Sticky substance that traps dust in the air.
- 4. Take in oxygen and release carbon Dioxide
- 6. Respiratory disease
- 8. Tube leading form the mouth to the lungs
- 10. The lungs take in___ and release carbon dioxide
- 12. Swelling of the bronchial tubes
Down
- 1. The _________ system regulates your breathing
- 3. What you do when food goes down your trachea.
- 5. Mucus causes the bronchial tubes to _____, making it hard to breathe.
- 7. The bronchial tubes in the lungs are similar to ___ branches.
- 9. Mucus is found on tiny ____ found in the nose.
- 11. This part of the body filters and warms the air before it enters the lungs.