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NBRC RPFT Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Management and Interpretation | 23% | - Reliability and Quality Review
|
| Instrumentation and Equipment | 33% | - Troubleshooting and Quality Control
|
| Procedures | 44% | - Test Performance
|
NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:
Question 1
An isothermal lung analog has the following specifications:
5-L glass bottle
2000 g of steel wool
Density of steel wool 5 g/cm3
Volume of connectors and bulb 100 mi-Repeated FRC measurements in the plethysmograph result in a volume of 5.5 L.
Which of the following should a pulmonary function technologist do?
A. Recalculate the BTPS correction
B. Remove 500 g of steel wool from the lung analog
C. Begin a biologic control program
D. Take the plethysmograph out of service
Question 2
When selecting gas tanks for a DLcosimulator, which of the following expired CO gas concentrations will produce the highest simulated DLco?
A. 0.30
B. 0.10
C. 0.15
D. 0.08
Question 3
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. acute decrease in FRC
B. dynamic hyperinflation
C. drift in the flow transducer
D. disconnected gas sampling line
Question 4
A pulmonary function technologist is reviewing an asthma action plan. The patient takes a low-dose inhaled corticosteroid and a long-acting beta2-agonist twice daily. The patient's personal best peak flow is 600 L/min.
Which of the following instructions should be given to the patient when the peak flow drops to 500 L/min?
A. Double the steroid dose.
B. Go to the emergency department.
C. Continue the current regimen.
D. Add montelukast (Singular).
Question 5
A patient with severe airflow limitation pants too rapidly (> 3 breaths/second) against a closed shutter in a body plethysmograph. Which of the following will occur?
A. RAWoverestimation
B. VTGunderestimation
C. VTGoverestimation
D. RAWunderestimation
Solutions:
| Question 1 Answer: C | Question 2 Answer: A | Question 3 Answer: A | Question 4 Answer: D | Question 5 Answer: A |
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