Updated: Aug 20, 2026
No. of Questions: 117 Questions & Answers with Testing Engine
Download Limit: Unlimited
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| Certification Vendor: | National Board for Respiratory Care (NBRC) |
| Exam Name: | Registry Examination for Advanced Pulmonary Function Technologists (RPFT) |
| Exam Number: | RPFT |
| Available Languages: | English |
| Exam Duration: | Approximately 210 minutes |
| Related Certifications: | Certified Pulmonary Function Technologist (CPFT) Neonatal/Pediatric Respiratory Care Specialist (NPS) |
| Real Exam Qty: | Approximately 115 multiple-choice questions |
| Exam Price: | Approximately USD $200 (varies by location and NBRC updates) |
| Passing Score: | NBRC scaled score system; passing is determined by a cut score (exact value not publicly standardized in raw form) |
| Certificate Validity Period: | 5 years (maintenance/renewal required per NBRC credentialing policy) |
| Exam Format: | Multiple-choice questions, Computer-based testing |
| Recommended Training: | NBRC Official Candidate Resources |
| Exam Registration: | NBRC Exam Application and Registration |
| Sample Questions: | NBRC RPFT Sample Questions |
| Exam Way: | Computer-based exam at authorized testing centers (NBRC partner testing facilities) |
| Pre Condition: | Eligibility typically requires relevant respiratory care education or prior NBRC credential (e.g., CPFT) depending on pathway. |
| Official Syllabus URL: | https://www.nbrc.org |
| Section | Objectives |
|---|---|
| Cardiopulmonary Physiology and Interpretation | - Interpretation of pulmonary function patterns (obstructive, restrictive, mixed) - Gas exchange and acid-base fundamentals |
| Patient Assessment and Testing Principles | - Patient preparation and coaching techniques - Pulmonary function test indications and contraindications |
| Safety, Infection Control, and Patient Care | - Infection prevention in pulmonary testing environments - Emergency procedures and patient safety monitoring |
| Diffusion and Gas Exchange Testing | - DLCO testing principles and interpretation |
| Pulmonary Function Equipment and Quality Control | - Calibration and maintenance of spirometry systems - Quality assurance and infection control procedures |
| Spirometry and Lung Volume Testing | - Lung volume measurement techniques - Forced vital capacity (FVC) and flow-volume loops |
1. The following values are obtained using a 3-liter calibration syringe during volume calibration of a dry-rolling spirometer:
2.80 L
2.79 L
2.82 L
The performance of this spirometer is best described as
A) Both accurate and precise.
B) Precise, but not accurate. .
C) Accurate, but not precise.
D) Neither accurate nor precise.
2. A physician orders smoking cessation counseling for a 60-year-old male with a new diagnosis of CHF and COPD. The patient has failed several attempts to quit smoking using nicotine gum. Which of the following should a pulmonary function technologist recommend?
A) Switch to a nicotine patch.
B) Use alternative medicine such as acupuncture.
C) Increase the dosage of the nicotine replacement.
D) Add a trial of bupropion (Zyban).
3. While performing a quality control test on an open circuit nitrogen system, the volume of a 3-liter syringe is measured as 3.9 L. Which of the following is the most probable explanation?
A) There was an air leak in the system.
B) The initial O2concentration in the syringe was greater than 0.21.
C) The volume was not corrected from ATPS to BTPS.
D) The nitrogen analyzer gain was set too low.
4. The following results were obtained from a symptom-limited exercise (stress) test:
Which of the following is true regarding these data?
A) The patient has a cardiac limitation to exercise.
B) The patient reached the anaerobic threshold.
C) The patient is deconditioned.
D) The patient has a pulmonary limitation to exercise.
5. 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) Pulmonary hemorrhage
C) Poor inspiratory effort
D) Alveolar fibrosis
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: B |
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