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NBRC RPFT Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Procedures | 44% | - Test Selection and Preparation
|
| Instrumentation and Equipment | 33% | - Setup, Maintenance, Calibration
|
| Data Management and Interpretation | 23% | - Calculation and Reference Values
|
NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:
Question 1
Which of the following is an appropriate reason to perform a multiple-breath nitrogen washout test?
A. Measure oxygen consumption.
B. Measure anatomical dead space.
C. Differentiate obstruction from restriction.
D. Detect early small airway disease.
Question 2
Which of the following is a valid reason for using biologic controls for DLCo?
A. Establishing precision of the procedure
B. Determining the lower limit of normal values
C. Assessing accuracy of the volume measuring device
D. Identifying the source of gas analyzer error
Question 3
The following results are obtained from an adult male:
The corrected DLcovalue
A. is unchanged.
B. is higher.
C. cannot be calculated.
D. is lower.
Question 4
While performing a plethysmographic lung volume test, a technologist observes that the patient's breathing efforts do not produce consistent pressure fluctuations in the box. Which of the following is the most likely reason for this issue?
A. Airway obstruction preventing pressure transmission
B. Incorrect gas mixture in the box
C. Hyperventilation during the test
D. Leaks in the mouthpiece or tubing
Question 5
A 9-year-old girl had an FVC of 2.35 L1 year ago. She was 122 cm (4 ft) tall and weighed 29.5 kg (65 lb).
Her current height is 127 cm (4 ft 2 in), and her weight is 34 kg (75 lb). The current FVC measurement is 2.20
L. The quality of both tests met ATS/ERS goals. A pulmonary function technologist should conclude the change is
A. Significant since a decline is not expected.
B. Not significant since it is less than a 15% decrease.
C. Significant since her weight has changed.
D. Not significant since it is within normal test variability.
Solutions:
| Question 1 Answer: D | Question 2 Answer: C | Question 3 Answer: A | Question 4 Answer: D | Question 5 Answer: A |
