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  1. Home
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  3. RPFT

NBRC RPFT Exam (page: 4)
NBRC Registry Examination for Advanced Pulmonary Function Technologists
Updated on: 25-Dec-2025

Viewing Page 4 of 24
RPFT PDF 111 Questions

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

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

Answer(s): A



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?

  1. Transcutaneous oxygen electrode
  2. Arterial blood gas analysis
  3. Pulse oximetry
  4. End-tidal oxygen tension

Answer(s): B



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



Which of the following values is INCONSISTENT?

  1. BE
  2. pH
  3. PaCO2
  4. HCO3

Answer(s): A



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

  1. ventilatory limitation
  2. cardiac limitation
  3. a normal response to exercise
  4. given a submaximal effort

Answer(s): B



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?

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

Answer(s): B



Viewing Page 4 of 24



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