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NBRC RPFT Dumps PDF
Registry Examination for Advanced Pulmonary Function Technologists Exam- 111 Questions & Answers
- Update Date : November 08, 2024
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Sample Questions
Question 1
A pulmonary function technologist is reviewing results of a recent mechanical diffusion simulation using a 3-liter syringe. The test was conducted at a room temperature of 22° C. The following BTPS results were reported: Which of the following should the technologist do?
A. Proceed with testing.B. Change the calibration gases.
C. Recalibrate the gas analyzer.
D. Recalibrate the pneumotachometer.
Question 2
A pulmonary function laboratory routinely tests five subjects as biologic controls. Acceptable instrument performance over time is indicated when measurements
A. For each individual are within 2 standard deviations of the mean of previous measurements for each individual.B. For an individual are within 2 standard deviations of the mean of those for the group
C. Of the group as a whole agree with those predicted by linear regression for changes in age
D. Are within the 95% confidence interval predicted for an individual being tested.
Question 3
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. An increase of more than 20% in airway resistanceB. Adecline of more than 30% in FEF25-75%
C. Adecline of more than 20% in FEV1
D. Adecline of more than 20% in inspiratory capacity
Question 4
The following biologic control data ranges were established: The following additional data were obtained when assessing the equipment: Which of the following should a pulmonary function technologist do?
A. Change the CO2and H2O absorbers.B. Continue testing patients.
C. Change the DLcoCO analyzer.
D. Check the flow sensor.Answer: D
Question 5
An arterial blood gas performed prior to exercise on a 45-year-old patient shows the following results: A pulmonary function technologist should conclude that the patient's
A. Hemoglobin level is below normal.B. Values are within normal limits.
C. Alveolar ventilation is above normal.
D. Dead space ventilation is above normal.