Across
- 2. Primary muscle in ventilation
- 4. Sacs used for gas exchange
- 6. Cell structures that help move mucus
- 9. The _________ artery feeds the conducting airways
- 10. A phospholipid that prevents the alveoli from sticking together
- 15. Bone structures in the nasal cavity lined with mucous membranes
- 17. Volume of air always in the lungs
- 18. Patches of immune tissue in the pharynx
- 20. The pulmonary ______ carries deoxygenated blood from the heart
- 23. The rings of the trachea are made of ________ cartilage
Down
- 1. Contains the VRG
- 3. Opening to the trachea
- 5. Small canals in the nasal cavity
- 7. _______ cells produce mucus
- 8. Resting breathing volume
- 11. Decreases lung compliance
- 12. Part of the airway that allows food and air to pass through
- 13. ________ Law states that pressure and volume are inversely related
- 14. The pulmonary ______ carries oxygenated blood to the heart
- 16. Stretchability of the lung
- 18. Rigid structure leading to the lungs
- 19. Connective tissue that surrounds the lungs
- 21. Contains the PRG
- 22. Number of lobes in the right lung