Across
- 2. voice box
- 5. very thin organs that allow you to breath
- 6. used to inhale and exhale
- 9. air we need to breathe and live
- 10. tiny air sacs in the lungs that exchange oxygen and carbon dioxide
- 12. a flap of tissue that covers the trachea so you don't choke
- 14. a muscle at the bottom of the lungs that pushes air out
Down
- 1. air we give off when we exhale
- 3. 2 branching tubes that are inside the lungs
- 4. breathing
- 7. a tube that carries air to and from the lungs
- 8. to breathe out carbon dioxide
- 11. where air or food goes into the body
- 13. breathe in oxygen