Across
- 2. shared with the digestive system, aka throat
- 4. squirrel nests keep these warm
- 6. main form of carbon dioxide while dissolved in blood
- 8. spiral boney structure in nose that warms and humidifies the air
- 9. sweep mucus and debris out of airway
- 11. also known as nare
- 13. Stiller’s shoe size
- 19. gas produced by cellular respiration
- 21. location of the vocal cords
- 22. blood entering the pulmonary capillaries oxygenated blood leaving the pulmonary capillaries
- 24. when lungs fill up with fluid
- 27. narrow airways between bronchii and alveoli
- 29. breathing in
- 30. right and left ____ make up the bronchii
- 31. space inside the chest. aka chest cavity
Down
- 1. main branches that come off of the trachea
- 3. large airway attached to larynx and bronchii
- 5. protein in red blood cells that carries oxygen and carbon dioxide
- 7. measure of acidity. Usually 7.4 in normal blood
- 8. causes air to rush into the lungs as the diaphragm contracts
- 10. large skeletal muscle that is directly related to breathing in and out
- 12. single lung air sac
- 14. make noise when vibrating, producing sounds
- 15. inflammation of the bronchii
- 16. breathing above the normal depth and frequency
- 17. blood vessels around alveoli where gas exchange occurs
- 18. rib muscles that contract to make chest get bigger and rise
- 20. breathing out
- 23. cartilage flap that covers the airway when swallowing
- 25. Stiller’s favorite color
- 26. tiny air sacs where gas exchange occurs
- 28. gas required for cellular respiration