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NBRC RPFT Exam Syllabus Topics:

NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:

1. During exercise, a subject's oxygen consumption increases out of proportion to his cardiac output. This is due to an increase in

A) Anaerobic metabolism
B) Coronary blood flow
C) Alveolar ventilation
D) Oxygen extraction.

2. A smoking cessation program using a nicotine patch is started for all smokers in a factory. Results revealed that smokers who reported they had quit had exhaled carbon monoxide levels less than 6 ppm. A pulmonary function technologist should conclude that

A) The smokers had refrained from smoking for the previous 6 hours.
B) The program was effective in accomplishing smoking cessation.
C) The smokers were not being truthful about smoking cessation.
D) A different method of smoking cessation should be offered to improve outcomes.

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

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

4. While assessing a patient's expired gases at rest prior to exercise, a pulmonary function technologist calculates the RER as 0.6. Which of the following is the most likely explanation?

A) The patient is hyperventilating
B) A gas analyzer is malfunctioning
C) The expired gas is contaminated with air
D) The patient has an elevated VDAVT

5. A treadmill is set so that the belt rises 1 ft in a horizontal distance of 10 ft at 3 mph. The percent grade indicator should read

A) 10.0%
B) 1.0%
C) 3.0%
D) 30.0%

Solutions: