Across
- 3. where we air flows (windpipe)
- 6. respiration exchange of carbon dioxide and oxygen between the body's tissue and the bloodstream
- 8. the process of breathing
- 9. respiration exchange of oxygen and carbon dioxide between lungs and blood steam
- 11. after trachea it branches into left and right
- 12. exhalation (breathing out)
- 13. inhalation (breathing in)
- 14. superior part of the throat
Down
- 1. inferior part of the throat
- 2. also known as the throat
- 4. respiration the body's cell use the oxygen and nutrients to produce energy, water and carbon dioxide
- 5. another term for air sacs
- 7. middle part of the throat
- 9. a flap in the throat that is open when talking and breathing
- 10. the voice box