Across
- 2. Windpipe & base of our tongue.
- 3. Temporary, can spread from one person to another.
- 5. Inside of your nose.
- 9. Little barrier in your throat.
- 11. Breathing engine.
- 12. Pair of Organs in the chest.
- 13. Helps in eating and speaking.
Down
- 1. Affects certain parts of the lungs, and makes it difficult to breathe.
- 4. Serves as a air passageway.
- 6. Voice box.
- 7. Small air sacs at the end of the bronchioles/end of respiratory system.
- 8. Allows gases to pass across cell membranes and enter/exit the cells.
- 10. Two large tubes connected to the Trachea.