Across
- 2. difficult breathing
- 4. lung inflammation caused by bacterial or viral infection:contagious illness
- 7. contagious disease
- 8. process of breathing
- 10. malligant tissue in lungs
Down
- 1. breathe out
- 3. a condition in which the air sacs of the lungs are damaged and enlarged
- 5. infectious disease
- 6. breathe in
- 9. study of the lungs
- 11. spasms in the bronchi of the lungs
- 12. chronic obstructive pulmonary disease