Gas Exchange Flashcards
1
Q
___ law states that the increase in Lung Volume will decrease in pressure
A
Boyle’s law
Dalton’s - Mixed gases
Henry’s - gases in dissolved solution
Fick - Partial pressure diffference
2
Q
The gas exchange from alveoli to blood uses
A
Passive diffusion
3
Q
The PO2 in trachea decreases because of?
A
The addition of water vapor
4
Q
A majoy cause of cor pulmonale in COPD is a decrease in
A
Alveolar PO2
5
Q
During exercise, gases ___ (does, does not) equilibriate untli the end of the pulmonary capillary.
A
Does not
Inclding emphysema, fibrosis
6
Q
Perfusion limited gas exchange happens under ____ (normal, exercise) condition
A
normal
7
Q
The slight decrease in PO2 in the systemic arterial blood after inspiration is termed as
A
physiologic shunt
