Respiratory system
Across
- 4. most amount of air in and out of the lungs
- 5. helps directs food and liquid to your esophagus
- 7. sits under the lungs attached to the rib cage
- 8. cavity in your chest
Down
- 1. allergic reaction to pollen or dust
- 2. wheezing and shortness of breath
- 3. “tree like” air pathways
- 6. protects lungs and heart