A Pulmonary Function Technologist Uses an Isothermal Lung Analog to Check

Multiple Choice

A pulmonary function technologist uses an isothermal lung analog to check the accuracy of a constant volume plethysmograph.The lung analog has a volume of 4.00 L.Simulating the V_TG maneuver produces the following volumes: On the basis of these findings,the technologist should:

A) Check the door seal for leaks or cracks.
B) Recalibrate the box pressure transducer.
C) Zero the mouth pressure transducer and repeat the measurement.
D) Begin patient testing with the body box.