Across
- 4. results from hypoventilation
- 6. this type of bronchitis is an infection of the primary and secondary bronchi
- 7. respiratory this center is located in the medulla oblongata
- 8. respiratory center _________ breathing if H+ increases
- 11. caused by bacteria that becomes encapsulated in the lungs
- 13. where external respiration occurs
- 14. these rings keep the trachea open
- 15. caused by high pH in the blood
- 16. oxygen is carried by the molecule
- 17. carbon dioxide leaves the blood by
- 18. lipoprotein coating of the alveoli
- 19. a high concentration of these ions drives breathing rate
- 21. pneumonia is an infection of the ________ and alveoli.
- 22. Adam's apple is part of this
Down
- 1. muscle that powers breathing
- 2. found in the carotid arteries and aorta
- 3. highest CO2 partial pressure is found here
- 5. volume of air that cannot be forced out
- 9. volume of air which enters and leaves the respiratory tract in one resting breath
- 10. these ions transport most of the CO2 in the blood
- 12. breathing in
- 20. hemoglobin releases this in hot acidic environments