Gas exchange — Flashcards

_____ emboli present with joint and muscle pain ('bends') and respiratory symptoms ('chokes')

The lung diffusing capacity (DL) can be measured with _____ because it is exclusively diffusion-limited

In exercise, O2 exhibits _____-limited gas exchange

How does % saturation change with pregnancy or OCP use?_____

The approximate Po2 in inspired, humidified air (PIO2) at sea level is _____ mmHg

_____ is the total volume of the lungs that does not participate in gas exchange

When patients have diseased lung tissue (e.g. fibrosis/emphysema) O2 transfer becomes _____-limited

The partial pressure of oxygen in the venous blood (PvO2) is normally approximately _____ mmHg

Carbon monoxide binds competitively to Hb and with 200-250x _____ affinity than O2

In _____-limited gas exchange, the gas does not equilibrate by the time blood reaches the end of the capillary