Across
- 2. the voice box
- 4. main organ of the respiratory system
- 6. small air sacs
- 8. windpipe
- 9. throat
Down
- 1. tubes that split off of the trachea
- 3. your nose holes
- 5. the other way air can gett in your body but not the nose
- 6. air passage ways become shorter disease
- 7. helps the lungs breath