medical terms

4. condition of deficient amounts of oxygen in the inspired air
9. chronic lung disease that causes inflammation and constriction of the airways
10. serous membrane that covers the surface of each lung
12. the amount of air that remains in the lungs even after a forceful exhalation
14. occurs when the size of the thoracic cavity increases
15. molecule in red blood cells that carries oxygen

1. loss of elasticity in alveoli leads to shortness of breath
2. progressive, inherited disease that leads to persistent lung infections
3. serous membrane that lines the thoracic cavity
5. thin walled air sacs where gas exchange occurs
6. flap of cartilage that covers the airway when swallowing
7. the voice box: houses the vocal cords
8. throat;area where air passes behind the nose and mouth
11. the amount of air that moves into and out of the lungs during normal breathing
13. occurs when the size of the thoracic cavity decreases