The Respiratory System
Across
- 2. the two main spongey organs in the chest
- 3. contracts and expands to pull oxygen into the lungs
- 6. air is pulled into the nose and
- 7. the tube below the throat that transports air
- 8. the air that we breathe in
- 10. the air that we breathe out
Down
- 1. the name of the system that allows you to breathe
- 4. tiny air sacs in your lungs
- 5. smaller tubes that have air sacs
- 9. the two tubes the trachea splits into