The Respiratory System
Across
- 3. / the two main organs of the respiratory system
- 6. / inflammation of the bronchial tubes
- 7. septum / divides the nose into 2 hollow spaces
- 9. / the process of inspiration and expiration
- 10. / difficult or painful breathing
- 14. / dilation of the bronchi
- 16. / cavities in the skull that surround the nasal area
- 17. / the process of breathing
- 18. / lack of oxygen
- 19. / nosebleed
- 20. / small branches that the bronchi divide into
- 23. / leaf-like cartilage in your throat that closes when you swallow
- 25. / also called the throat
- 27. / also called the windpipe
- 28. / has 2 holes called nostrils
- 29. / the sac that encloses the lungs
Down
- 1. / the 2 tubes the trachea divides into
- 2. / nostrils
- 4. / between the ribs
- 5. / nose hairs
- 8. / absence of breathing
- 11. respiration / the exchange of oxygen and CO2 between the lungs and bloodstream
- 12. / also called the voice box
- 13. / inhalation
- 15. system / consists of the lungs and air passageways
- 19. / exhalation
- 21. respiration / The process when the cells use oxygen and nutrients to produce energy, water, and CO2
- 22. / the muscular wall that divides the chest cavity from the abdominal cavity
- 24. respiration / the exchange of oxygen and CO2 between the lungs and the bloodstream
- 26. / resemble a bunch of grapes