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NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:

1. Which of the following is a valid reason for using biologic controls for DLCo?

A) Determining the lower limit of normal values
B) Identifying the source of gas analyzer error
C) Assessing accuracy of the volume measuring device
D) Establishing precision of the procedure

2. During the calibration and set-up of the metabolic stress testing system for a patient breathing supplemental oxygen, which of the following gas concentrations will ensure accurate calibration of the system?

A) Option A
B) Option B
C) Option C
D) Option D

3. A comparison of two techniques for measuring Rawis shown below:

Which of the following should a pulmonary function technologist conclude?

A) Subject 1 panted too forcefully.
B) Results are consistent with the two methodologies.
C) Subjects 1 and 2 both have reactive airways.
D) The system was calibrated for quiet breathing.

4. A 40-year-old woman with a recent onset of asthma is receiving education regarding her newly prescribed medications. Which of the following will most likely cause her to experience hoarseness?

A) Leukotriene antagonist
B) Anti-lgE immunizations
C) Inhaled corticosteroid
D) Short acting beta2-agonist

5. The following data are obtained for a 60-year-old male undergoing an exercise (stress) test on an ergometer:

A pulmonary function technologist should

A) Stop the test because the heart rate is too high after 10 minutes.
B) Stop the test because the blood pressure response is abnormal.
C) Continue the test since this is a normal cardiopulmonary response.
D) Stop the test because this is an abnormal VD/VT response.

Solutions: