Download presentation

Presentation is loading. Please wait.

Published byScott Crowl Modified over 2 years ago

1
Lectures on respiratory physiology Pulmonary Gas Exchange I

2
Perfect Lung PO 2 cascade in a hypothetical perfect lung

3
Effect of hypoventilation

4
All the expired CO2 comes from the alveolar gas

5
Alveolar Ventilation Equation using PCO 2

6
Alveolar Gas Equation

7
Using the Alveolar Gas Equation

8
Alveolar gas equation for hypoventilation

9
What inspired O 2 concentration is required to return the alveolar PO 2 to normal?

10
Causes of hypoventilation

11
PO 2 cascade showing a diffusion step

12
Time courses for PO 2 in the capillary

13
Thickened blood-gas barrier

14
PO 2 cascade showing addition of shunt

15
O 2 concentrations with a shunt

16
Deriving the shunt equation

17
The shunt equation

18
Shunt causes a low arterial PO 2 with 100% O 2

Similar presentations

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google