• NBRC RPFT Dumps

NBRC RPFT Dumps

Registry Examination for Advanced Pulmonary Function Technologists

    EXAM CODE : RPFT

    UPDATION DATE : 2023-03-20

    TOTAL QUESTIONS : 111

    UPDATES : UPTO 3 MONTHS

    GUARANTEE : 100% PASSING GUARANTEE

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Sample Questions

Question 1

The normal response to an increasing PaCO2is 

A. To maintain a constant VEuntil the PaCO2exceeds 55 torr.
B. Adecrease in VEof 2to5L/min/torrPCO2.
C. An increase in VEof 1 to 6L/min/torr PCO2.
D. An increase in VEof 10to15L/min/torrPCO2.

ANSWER : C

Question 2

Which of the following may cause a reduction in end-tidal CO2? 

A. Increased VD/VTratio  
B. Anxiety-induced hyperventilation  
C. Exercise below the anaerobic threshold  
D. Eating a high-protein diet  

ANSWER : B

Question 3

In which of the following patients would an end-tidal CO2most likely produce values that are inconsistent with PaCO2?

A. 50 year old with mild scleroderma  
B. 42 year old with moderate COPD  
C. 20 year old who smokes cigarettes  
D. 12 year old with kyphoscoliosis  

ANSWER : B

Question 4

A patient's bronchial provocation test was interpreted as positive for hyperreactive airways. Considering changes from a pre-challenge baseline, all of the following are consistent with this interpretation EXCEPT a

A. 25% decrease in Raw.  
B. 25% decrease in FEFmax.  
C. 25% increase in FRC.  
D. 25% decrease in FEF25-75%.  

ANSWER : C

Question 5

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

ANSWER : B

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