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NBRC RPFT Exam Syllabus Topics:

NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:

Question 1

A patient has just finished a 6-minute walk test during which she stopped and rested by leaning against a wall several times, while catching her breath. Which of the following should a pulmonary function technologist do?

A. Repeat the test with supplemental oxygen after the patient is fully rested.
B. Report that the patient was unable to complete a standard 6-minute walk test.
C. Subtract the time spent at rest and report the distance walked during the time spent walking.
D. Document the total distance the patient covered in 6 minutes.

Question 2

A polarographic oxygen analyzer used to measure expired gas in a metabolic system should always be calibrated with

A. Gas concentrations higher and lower than the expected measurement
B. 100% oxygen and 100% nitrogen, fully saturated
C. Oxygen mixtures containing 4% and 8% carbon dioxide
D. Air and fully saturated 100% oxygen.

Question 3

Which of the following information reported from a recent methacholine challenge test best summarizes the patient's bronchial hyperresponsiveness?

A. patient reported chest tightness and a cough
B. postbronchodilator recovery FEV1= 106% baseline
C. PC20= 2.3 mg/mL
D. diluent FEV1= 92% predicted

Question 4

Prior to an exercise study, a pulmonary function technologist finds that the patient's RER is 1.13. Which of the following best explains this finding?

A. Carbohydrate metabolism
B. Hyperventilation
C. Hypoventilation
D. Protein metabolism

Question 5

Which of the following is the most reliable indicator that a patient has achieved his maximum exercise capacity during a progressive exercise (stress) test?

A. VO2remains stable with increasing workload
B. Minute ventilation greater than 170 L/min
C. Respiratory exchange ratio greater than 0.8
D. Heart rate of 210/min

Solutions: