lungs are surround by what
-:- pleura
parietal pleura
-:- outer layer of pleura lying closer to the ribs and chest wall
visceral pleura
-:- covers the lungs
pleural fluid
-:- liquid that surrounds the lungs
diffusion
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✓ -:- ? Lipid substance that lines alveoli and when it collapses prevents it
from sticking together
gas exchange affects HGB, RBC- why? Hemoglobin, red blood cell count
✓ -:- Ability to carry O2 and CO2
Two types of respiratory disorders:
✓ -:- Restrictive-COPD
Obstructive- cancer
Factors increasing risk of respiratory infection
✓ -:- Smoking, obesity, age( very young, very old), environmental,
allergies, immunocompromised
***Arterial Blood Gases (ABG's)
✓ -:- PCO2 - partial pressure of CO2
PO2 partial pressure of O2
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