Exam (elaborations)
RPFT EXAM - Kettering Mod - Equipment Operation BQuestions and Answers
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RPFT EXAM - Kettering Mod - Equipment Operation BQuestions and Answers
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RPFT EXAM - Kettering Mod - Equipment Operation B-Questions and Answers
The PFT administers methacholine via breath actuated nebulizer to a pt as part of a bronchial
provocation study. During the treatment the pt is having difficulty with nebulization of the
drug. The most likely explanation is that
A. the pt is unable to generate enough flow through the nebulizer
B. the exhalation valve is obstructed
C. the connecting tubing is too long
D. moisture has accumulated in the neb cup Correct Ans-A.
The PFT performs a DLCO RB study. During the study the patient complains of feeling hot and
becomes tachypneic. The most likely cause for this is
A. Expired calcium sulfate
B. missing scrubber
C. use of Permapure tubing
D. incorrect placement of desiccant Correct Ans-B.
The PFT performs an excercise test on a 58 year old pt. The tech has applied the ECG
electrodes and notes that the LEAD II tracing displays an inverted QRS complex
This is most likely caused by
A. reversal of the positive and negative electrodes
B. Incorrect speed of the ECG paper
C. Electrodes not containing conductive gel
, RPFT EXAM - Kettering Mod - Equipment Operation B-
Questions and Answers
D. incorrect number of electrodes placed on the pt Correct Ans-A.
The gathers and assembles equipment in preparation for a PFT. During testing the pressure
differential pneumotachometer displays low readings for the flow measurements. This is most
likely the result of
A. moisture accumlation in the transducer lines
B. Cooling of the pneumotachometer
C. Inaccurate current flow used during testing
D. increased resistance in the system Correct Ans-A
The PFT utilizes a theremal element to measure flow rates during a pulmonary function study.
THe tech notes that the volume readings are uncharacterisctically low in comparision to the
pts previous PFT. This could be caused by
A. Increased compliance
B. High amount of deadspace
C. decreased resistance
D. Low temperature Correct Ans-C.
Which of the following gas concentrations should be used to set the slope control when
calibrating the PCO2 electrode of a blood gas analyzer?
A. 5%
B. 10%
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