Respiratory 2

3. The volume of air inspired or expired with each breath
5. In the blood there is a HIGH CONCENTRATION of _______ ________ bringing blood from the muscles.
10. The intercostal muscles relax and so the _____ ______ returns to normal
12. Their walls are very thin and moist to help oxygen and carbon dioxide pass through. This process is called ____________
13. Oxygen Diffuses into the Blood Stream via the _______________ and Carbon Dioxide Diffuses out of the Blood into the Alveoli (Lungs) to be expired
14. The air left in the lungs after maximal exhalation.
16. The chest cavity gets smaller and so pressure in the lungs ____________

1. The chest down and diaphragm up. Decreases volume of the thoracic cavity air rush out
2. The diaphragm ________ pushing it up.
4. the maximum amount of air that can be forcibly exhaled after maximal inhalation
6. muscles The _______________ contract and pull the rib cage up and out
7. The chest cavity gets larger causing pressure in the lungs to _____________.
8. The chest moves up and out, diaphragm flattens down. Increases the volume of the thoracic cavity air rush in
9. Air moves into the lungs from the higher outside ___________
11. The _____________ contracts causing it to flatten
15. In the lungs there is a HIGH CONCENTRATION of _________ from the air breathed in