Vocab

3. exhalation of breath.
6. each of a pair of serous membranes lining the thorax and enveloping the lungs in humans and other mammals.
7. a substance which tends to reduce the surface tension of a liquid in which it is dissolved.
10. the process of being mentally stimulated to do or feel something, especially to do something creative.
12. one of the tiny hairlike structures of many cells that make lashing movements
13. the hollow muscular organ forming an air passage to the lungs and holding the vocal cords in humans and other mammals; the voice box.
15. the membrane-lined cavity behind the nose and mouth, connecting them to the esophagus.
17. the part of the larynx consisting of the vocal cords and the opening between them. It affects voice modulation through expansion or contraction.
18. 6 liters
19. a flap of cartilage at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe.

1. an apparatus for measuring the volume of air inspired and expired by the lungs.
2. occurs in the lungs where oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar air
4. a sudden blockage in your pulmonary arteries, the blood vessels that send blood to your lungs.
5. The airway that leads from the larynx (voice box) to the bronchi
8. a cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities.
9. moves air into, out of, or within a room.
10. occurs in the metabolizing tissues, where oxygen diffuses out of the blood and carbon dioxide diffuses out of the cells.
11. divides the nasal cavity (inside your nose) into a right and left side.
14. rapid or deep breathing, usually caused by anxiety or panic
16. any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange.