Respiratory System

3. delicate blood vessels that exist throughout your body (2 words)
7. It plays a major role in breathing, as its contraction increases the volume of the thorax and so inflates the lungs.
8. a protein in red blood cells that carries oxygen
9. The transfer of gases between an organism and the external environment in either direction(2 words)
11. The extra volume of air that can be expired with maximum effort beyond the level reached at the end of a normal, quiet expiration (3 words)
12. the volume of air in the lungs upon the maximum effort of inspiration(3 words)
13. a protein located primarily in the striated muscles of vertebrates.
14. minor a small, flat, triangular-shaped muscle located in your chest
15. the number of breaths a person takes per minute(Acronym)

1. the rates of diffusion of multiple groups of molecules through a medium or substrate (2 words)
2. the volume of air remaining in the lungs after maximum forceful expiration(2 words)
4. the additional volume of air that can be inspired at the end of a normal or tidal inspiration (3 words)
5. any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange
6. the maximum amount of air you can forcibly exhale from your lungs after fully inhaling(2 words)
10. the amount of air that moves in or out of the lungs with each respiratory cycle(2 words)