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COPD lecture
flash cards from COPD lecture
6
Medical
Undergraduate 1
10/11/2007

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Cards

Term

                   

                  

Definition
decreced O2 concentration of arterial blood measured by PA O2  values.
Term
Air Trapping  
Definition
air gets trapped in avleoli behind mucus plug.
Term
hypercapnea
Definition

increase in PACo2 in the blood - typically to levels greater then 45 to 50 mm Hg.

Results from inadequte ventilation and profusion of the blood 

Term
FEV
Definition

Forced Expiratory Volume

The volume of air that can be expired after a full inspiration.  

Term
Dead Space
Definition
The portion of the title volume not participating in gas exchange -
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