Across
- 2. The part in the lungs that contain vocal chord
- 6. The process of breathing in
- 8. Singular name for bronchi
- 10. The process of breathing out
- 13. In the day time, plants ...
- 15. What is the process that helps with the exchange of gases?
- 17. The gas that humans exhale
- 20. Source of light energy
- 21. Traps the light energy
- 23. A kind of respiration that need not use oxygen
- 24. Transferred into the blood instead of out
- 25. rate This is affected by the change of blood ph
- 29. What separates the nose and mouth?
Down
- 1. This organism is used in making beer and wine
- 3. Two holes under your nose
- 4. Complete the equation: glucose = ... + carbon dioxide
- 5. The cell that destroys bacteria in alveoli
- 7. The type of bone between the ribs
- 9. This is what you build up when you run
- 11. Trachea
- 12. The process in which plants get their oxygen and release their carbon dioxide
- 14. Complete the equation: glucose = lactic acid + ...
- 16. The set of muscle that helps you to breathe
- 18. The process that plants do at night
- 19. Amount of lungs
- 21. Tiny hair-like projections in cells
- 22. The trachea has two branches, what are they called?
- 26. The part that is raised by the external intercostal muscles
- 27. Each lung is filled with many tiny air spaces or...
- 28. Main nutrient to provide energy