RPFT Certification Exam Questions with AI Explanations

QUESTION: 16

When performing quality control in a body plethysmograph using a 5-L isothermal bottle, theVTGat shutter closure are as follows:

A pulmonary function technologist should

Service the mouth pressure transducer.
Recalibrate the box pressure transducer.
Check biological control before beginning testing.
Proceed with patient testing.

Answer(s): A

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A patient who smokes three packs of cigarettes a day has a DLcoOf 45% of predicted. The patient is referred for exercise (stress) testing. Which of the following should a pulmonary function technologist select to evaluate oxygenation?

Transcutaneous oxygen electrode
Arterial blood gas analysis
Pulse oximetry
End-tidal oxygen tension

Answer(s): B

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QUESTION: 18

The following blood gas report is questioned by the attending physician:

Which of the following values is INCONSISTENT?

BE
pH
PaCO2
HCO3

Answer(s): A

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QUESTION: 19

While reviewing exercise data, a pulmonary function technologist notes that the patient's anaerobic threshold occurred at 35% of the patient'sVO2MAX.This indicates the patient has

ventilatory limitation
cardiac limitation
a normal response to exercise
given a submaximal effort

Answer(s): B

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QUESTION: 20

The following arterial blood gas results are obtained during the final workload of a cardiopulmonary exercise test:

Which of the following best explains these results?

IV solution has contaminated the blood sample.
Blood gas results are normal for someone at end-exercise.
The test indicates a right-to-left shunt.
There is air contamination since the PaCO2is so low.

Answer(s): B

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Test Prep Registry Examination for Advanced Pulmonary Function Technologists RPFT Dumps in PDF

Free Test Prep RPFT Real Questions (page: 19)

QUESTION: 16

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QUESTION: 19

QUESTION: 20