Across
- 3. Process of taking air into the body
- 5. Product of cellular respiration
- 7. Process of removing air from the body
- 12. Organ used to bring air into the lungs that is also used to smell
- 13. Known as the 'windpipe'
- 14. Bones that protect the lungs and heart
- 15. Large tubes that carry air from the trachea into the lungs
- 16. Move deoxygenated blood back to the heart
- 17. Main organs that we use to breathe
Down
- 1. Known as the 'voice box'
- 2. Cellular process that requires oxygen and glucose to make carbon dioxide and water
- 4. Element necessary for cellular respiration
- 6. Process of moving air in and out of body
- 8. move oxygenated blood around the body from the heart
- 9. Muscle that moves lungs during inhalation
- 10. Muscle that pumps blood around the body
- 11. Appear as clusters of grapes in the lungs. This is where gas exchange occurs