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Pass the NBRC Certification RPFT Questions and answers with ExamsMirror

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Questions # 31:

A pulmonary function technologist is asked to select gas concentrations to simulate pediatric patients' exhaled concentrations during a DLcosimu-lation. Which of the following FECO concentrations should the technologist select?

Options:

A.

0.200

B.

0.300

C.

0.400

D.

0.100

Questions # 32:

A patient has normal pulmonary and cardiac function. Which of the following is most likely when the patient reaches the anaerobic threshold during incremental stress testing?

Options:

A.

Increased RER

B.

Decreased CO2production

C.

Increased VDA/VTratio

D.

Decreased VE

Questions # 33:

During exercise, a subject's oxygen consumption increases out of proportion to his cardiac output. This is due to an increase in

Options:

A.

Anaerobic metabolism

B.

Alveolar ventilation

C.

Coronary blood flow

D.

Oxygen extraction.

Questions # 34:

Question # 34

Which of the above patterns illustrates the effect of increasing temperature in the plethysmograph during airways resistance measurement?

Options:

A.

4

B.

3

C.

2

D.

1

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