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To be eligible to take the RPFT Exam, candidates must have a minimum of an associate degree in respiratory therapy, completion of an accredited respiratory care program, and a current license to practice respiratory therapy. Candidates must also have at least 12 months of experience in pulmonary function testing, and they must have completed a minimum of 30 hours of continuing education in pulmonary function testing within the past three years.

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Free PDF Quiz 2025 NBRC Updated RPFT: Updated Registry Examination for Advanced Pulmonary Function Technologists Testkings

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To be eligible to take the NBRC RPFT exam, candidates must have a current license as a respiratory therapist, as well as a minimum of two years of experience in pulmonary function testing. RPFT exam consists of 150 multiple-choice questions that cover a wide range of topics related to pulmonary function testing, including anatomy and physiology of the respiratory system, interpretation of pulmonary function testing results, patient assessment and preparation for testing, and therapeutic interventions for lung diseases. RPFT Exam is computer-based and is administered at testing centers throughout the United States.

NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions (Q90-Q95):

NEW QUESTION # 90
Successive peak flow measurements made with a peak flowmeter on a subject previously diagnosed as having asthma yield the following results:

Which of the following is the best explanation for these?

A. Improper calibration of the peak flowmeter
B. Normal response
C. Condensation of moisture in the peak flowmeter
D. Increasing airways resistance in the subject

Answer: D

NEW QUESTION # 91
A pulmonary function technologist is performing a single-breath diffusion capacity (DLCO) test. Which of the following factors is most likely to cause a falsely elevated DLCO result?

A. Severe anemia
B. Poor inspiratory effort
C. Pulmonary hemorrhage
D. Alveolar fibrosis

Answer: C

NEW QUESTION # 92
During a cardiopulmonary stress test using breath-by-breath gas analysis, a pulmonary function technologist notices that the VO2 suddenly decreases. Which of the following may explain this change?
1. The patient has achieved anaerobic threshold.
2. The measurement of the expired gas volumes is inaccurate.
3. O2 analyzer "phase delay" has increased.
4. There is a leak in the tubing or mouthpiece.

A. 1, 3, and 4 only
B. 1, 2, and 3 only
C. 2, 3, and 4 only
D. 1, 2, and 4 only

Answer: A

NEW QUESTION # 93
A patient's bronchial provocation test was interpreted as positive for hyperreactive airways.
Considering changes from a pre-challenge baseline, all of the following are consistent with
this interpretation EXCEPT a

A. 25% decrease in FEF25-75%.
B. 25% decrease in Raw.
C. 25% decrease in FEFmax.
D. 25% increase in FR

Answer: D

NEW QUESTION # 94
During a cardiopulmonary stress test using breath-by-breath gas analysis, a pulmonary function technologist notices that the VO2suddenly decreases. Which of the following may explain this change?
1.The patient has achieved anaerobic threshold.
2.The measurement of the expired gas volumes is inaccurate.
3.O2analyzer "phase delay" has increased.
4. There is a leak in the tubing or mouthpiece.

A. 1,2, and 4 only
B. 1,3, and 4 only
C. 2,3, and 4 only
D. 1,2, and 3 only

Answer: B

NEW QUESTION # 95
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P.S. Free 2025 NBRC RPFT dumps are available on Google Drive shared by Exams4Collection: https://drive.google.com/open?id=1Xm1S7DgLvPkv9W5XXCifSiOqW6b7E2YE