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NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:

1. A patient who is about to begin pulmonary function testing is visibly upset and complains to a pulmonary function technologist that she felt a receptionist was rude to her. Which of the following should the technologist do?

A) Give the patient time to calm down and ask the laboratory manager to become involved.
B) Try to get the patient to calm down by telling her that the receptionist is probably just having a bad day.
C) Accompany the patient back to the reception area and try to determine who was at fault.
D) Ignore the complaint because it is not going to affect the testing about to begin.

2. A 12-year-old patient completed an evaluation for exercise-induced asthma in the pulmonary function laboratory. The patient completed six minutes of exercise on a treadmill with a heart rate of 145 to 150/min.
The following spirometry data were collected:

A pulmonary function technologist should conclude that the exercise test is

A) Adequate workload with a negative response
B) Inadequate workload with a positive response
C) Inadequate workload with a negative response
D) Adequate workload with a positive response

3. To facilitate measurement of arterial oxygen content during an exercise (stress) test, a pulmonary function technologist should recommend

A) End-tidal monitoring
B) An arterial puncture at anaerobic threshold
C) Pulse oximetry
D) Radial artery catheterization

4. Which of the following thresholds for a clinically significant change in lung function from the beginning to the end of a methacholine challenge test is significant?

A) A decline of more than 20% in inspiratory capacity
B) A decline of more than 30% in FEF25-75%
C) An increase of more than 20% in airway resistance
D) A decline of more than 20% in FEV1

5. To assure linearity of an oxygen analyzer, calibrate with

A) Air
B) 100% 02
C) Three test gases within the operating range of the instrument
D) Two test gases within the operating range of the instrument

Solutions: