In the open circuit washout method,what gas mixture does the patient breathe for the test?
A) 100% O2
B) 100% N2
C) room air
D) He-O2 mixture

Question

Quizplus · Accepted Answer

In the open circuit washout method, the patient breathes 100% oxygen for the test. This is because the goal of the test is to measure the rate at which gas is cleared from the lungs, and using 100% oxygen allows for greater sensitivity in detecting abnormalities in lung function. Other gases, such as nitrogen, would be less effective for this purpose.

In the Open Circuit Washout Method,what Gas Mixture Does the Patient