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NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:

1. A pulmonary function technologist is performing an exercise study on a patient with sarcoidosis. Which of the following end-tidal CO2values should the technologist expect at rest, if the test is performed appropriately?

A) 2-3%
B) 4-5%
C) 0-1.5%
D) 7-10%

2. A 6-year-old child has a history of repeated episodes of wheezing and shortness of breath. A pulmonary function technologist has difficulty obtaining repeatable spirometry results. Which of the following tests should be performed next?

A) MVV
B) SGaw
C) DLco
D) SpO2

3. A physician orders smoking cessation counseling for a 60-year-old male with a new diagnosis of CHF and COPD. The patient has failed several attempts to quit smoking using nicotine gum. Which of the following should a pulmonary function technologist recommend?

A) Use alternative medicine such as acupuncture.
B) Increase the dosage of the nicotine replacement.
C) Add a trial of bupropion (Zyban).
D) Switch to a nicotine patch.

4. A patient will undergo bronchial provocation testing with methacholine chloride (Provocholine). Baseline spirometry reveals the FVC is 4.00 L and FEV1is 3.00 L. The provocative dose 20% (PD20) can be calculated when which of the following measurements occur?

A) The FVC falls below 3.20 L, or the FEV1falls below 2.40 L.
B) The ratio FEV1/FVC falls below 0.8.
C) The FVC falls below 3.20 L and the FEV1falls below 2.40 L.
D) The FEV, falls below 2.40 L, regardless of change in FVC.

5. The following results are obtained from an adult patient:
Which of the following is the best interpretation of these values?

A) Combined obstruction/restriction
B) Small airway disease
C) Airways obstruction
D) Normal values

Solutions: