1. Patient Data - Ventlation Calculations Flashcards
1
Q
Deadspace / Tidal volume ratio
A
(PaCO2-PECO2)
VD/VT= —————- x 100
PaCO2
2
Q
VD/VT is the only equation that relates directly to _____________.
A
Ventilation
3
Q
VD/VT represents the percentage of Tv that is _______.
A
Unavailable for gas exchange.
4
Q
VD/VT acceptable range.
A
20-40%, or 60% if on a vent.
5
Q
A high VD/VT usually relates to what?
A
Pulmonary Embolism
