NBRC RPFT Questions & Answers - in .pdf
- Total Q&A: 117
- Update: Aug 27, 2026
- Price: $49.99
- Vendor: NBRC
- Exam Code: RPFT
- Exam Name: Registry Examination for Advanced Pulmonary Function Technologists
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NBRC RPFT Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|
| Respiratory Muscle Strength | 5% | - MIP and MEP Measurements
- 1. Techniques and patient instruction
|
| Equipment Operation and Calibration | 30% | - Infection Control
- 1. Filter usage and replacement
- 2. Cleaning and disinfection
- Calibration Procedures
- 1. Volume and flow calibration
- 2. Gas analyzer calibration
|
| Body Plethysmography | 10% | - Lung Volume Measurement
- 1. Thoracic gas volume (TGV)
- 2. Residual volume (RV) and total lung capacity (TLC)
|
| Data Quality, Analysis, and Reporting | 5% | - Quality Control
- 1. Identify technical errors
- Reporting
- 1. Interpretation and documentation
|
| Diffusion Capacity (DLCO) | 10% | - Test Performance
- 1. Breath-hold technique
- 2. Gas sample analysis
|
| Patient Preparation and Assessment | 25% | - Patient Interview and History
- 1. Assess patient ability to perform tests
- 2. Identify contraindications
- Physical Assessment
- 1. Patient positioning and comfort
- 2. Anthropometric measurements
|
| Spirometry | 15% | - Pre-test Procedures
- 1. Patient coaching techniques
- 2. Acceptability and repeatability criteria
- Measurement and Calculation
- 1. FVC, FEV1, and derived indices
- 2. Comparison with predicted values
|
NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:
Question 1
After finishing the exercise portion of a test for exercise-induced bronchospasm, a patient complains of difficulty "catching her breath." A pulmonary function technologist should
A. Give the patient a bronchodilator.
B. Administer oxygen at 2 L/min.
C. Instruct the patient to breathe normally.
D. Have the patient perform an FVC maneuver.
Question 2
Which of the following is a common reason for an unstable zero reading from an infrared analyzer?
A. Inaccurate calibration gases
B. Excess room humidity
C. Exhausted DRIERITE
D. Debris in the sampling system
Question 3
Results of two blood gas samples drawn from the same patient, 30 minutes apart, are shown below:
Which of the following is the most likely explanation for these differences?
A. The 10:30 blood sample has been contaminated with air.
B. The 10:30 blood sample contains an excess of heparin solution.
C. The patient's minute ventilation has increased.
D. The patient has developed a pneumothorax.
Question 4
A pulmonary function technologist is performing an exercise (stress) test on a patient with severe COPD. As the test progresses, the patient shows signs of increasing dyspnea. Measurements of inspiratory capacity decreased from 2.0 L to 1.5 L. Which of the following most likely occurred?
A. drift in the flow transducer
B. dynamic hyperinflation
C. acute decrease in FRC
D. disconnected gas sampling line
Question 5
Which of the following spirometry results is most characteristic of a restrictive lung disease?
A. Normal FEV1/FVC ratio and decreased FVC
B. Increased residual volume and increased FEV1/FVC ratio
C. Decreased FEV1/FVC ratio and normal FVC
D. Increased FEV1 with normal total lung capacity
Solutions:
Question 1
Answer: A | Question 2
Answer: D | Question 3
Answer: C | Question 4
Answer: C | Question 5
Answer: A |
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