Across
- 2. airway leading from larynx to the bronchus
- 6. large tubes which connect from the windpipe and direct air into lungs
- 10. small air sacks at the end of bronchioles
- 11. breathing air into your lungs
- 12. vibrations which create sounds
- 13. protein which binds carries oxygen around the body
- 16. strong but flexible tissue which lines joints and provides structure
- 17. carries air and food down the throat
Down
- 1. area in the throat used to speak
- 3. letting air out of the lungs
- 4. branches of air tubes in lungs
- 5. where gasses move from a low pressure to a high pressure area
- 7. when air or food goes down the throat
- 8. process where the cells break down sugar for energy
- 9. lid which prevents food from going into the windpipe
- 14. muscles between the ribs
- 15. organs in the chest which supply body with oxygen and remove carbon dioxide