The Respiratory System
Across
- 2. dioxide the gas we breathe out
- 4. the gas we breathe in
- 8. a medical condition in which you need to carry around a puffer
- 9. prevents food from entering the airway
- 10. scientific term for windpipe
- 11. the big muscle underneath the lungs that relaxes and contracts with each breath
Down
- 1. Scientific term for snot
- 3. branches to the left and the right lung from the trachea
- 5. Hairy opening to the respiratory system
- 6. the tiny sacs at the end of bronchioles in the lungs
- 7. lung disease caused by smoking