Prepare Smarter for the RPFT Exam
Build your exam confidence with flexible preparation resources designed around the latest RPFT exam objectives. Practice at your own pace using PDF questions, online exam simulations, or desktop practice software.
When using a variable pressure plethysmograph, a leak in the door seal that develops subsequent to calibration will cause underestimation of
Correct Answer: C
A pulmonary function technologist is asked to select gas concentrations to simulate pediatric patients' exhaled concentrations during a D Lco simu - lation. Which of the following F E CO concentrations should the technologist select?
Correct Answer: B
Results of two blood gas samples drawn from the same patient, 30 minutes apart, are shown below:
Which of the following is the most likely explanation for these differences?
Correct Answer: A
A pulmonary function technologist is performing quality control on a nebulizer used in the 5-breath dosimeter bronchial challenge. The target output of the device is 0.09 mL, plus or minus 10%. After 10 actuations, the nebulizer output was 75 µL with a 2.0 mL initial saline dose in the nebulizer. The technologist should
Correct Answer: D
The following values are reported at maximum effort for a 50-year-old, 70-kg (154-lb) male with significant coronary artery disease during ergometer stress testing. Which of the following is most likely an error?