The Technologist Is Performing Lung Volume Measurements with a Pressure

question 34

Multiple Choice

The technologist is performing lung volume measurements with a pressure plethysmograph and notices a drift in the tracing after the first maneuver.What should the technologist do next?

• A) Instruct the subject to increase the pant frequency.
• B) Allow a longer period of time for thermal equilibration.
• C) Release the door seal to allow the subject to rest.
• D) Demonstrate how to pant with larger breaths.

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