Across
- 4. Directs air to the lungs
- 5. the organ that helps you breathe
- 10. Breathing in
- 11. where air passes through to go to the lungs
- 13. Passages for air to pass through within the lung
- 14. transfers oxygen through the blood
Down
- 1. Breathing out
- 2. The throat
- 3. muscle that pushes down on the lungs
- 6. how your voice is created
- 7. The lid that prevents things from entering the lungs
- 8. When gas moves from a place with high pressure to another with low pressure
- 9. Air passes through here before the Trachea
- 12. Where the lungs exchange oxygen with blood