Test Prep RPFT Online Practice Questions and Exam Preparation

Test Prep RPFT Online Questions & Answers

• Question 51:

  Using a peak flowmeter, a pulmonary function technologist obtains the following:

  

  The technologist should

  A. Conclude that bronchodilatation has occurred.
  B. Report the average of the two best efforts.
  C. Perform at least one more peak flow trial.
  D. Report the patient's peak flow as 750 L/min.
  C. Perform at least one more peak flow trial.

• Question 52:

  Airways resistance and specific conductance tests are requested for a 7-year-old child with asthma. Which of the following techniques is preferred?

  A. Panting with body plethysmography
  B. Quiet breathing with body plethysmography
  C. Interrupter
  D. Oscillation
  A. Panting with body plethysmography

• Question 53:

  During an exercise study, the RER will equal the RQ only when the patient is at

  A. Steady state
  B. Peak exercise
  C. The anaerobic threshold
  D. Rest
  A. Steady state

• Question 54:

  An isothermal lung analog has the following specifications:

  5-L glass bottle 2000 g of steel wool Density of steel wool 5 g/cm3 Volume of connectors and bulb 100 mi-Repeated FRC measurements in the plethysmograph result in a volume of 5.5 L.

  Which of the following should a pulmonary function technologist do?

  A. Remove 500 g of steel wool from the lung analog
  B. Take the plethysmograph out of service
  C. Recalculate the BTPS correction
  D. Begin a biologic control program
  D. Begin a biologic control program

• Question 55:

  During the calibration and set-up of the metabolic stress testing system for a patient breathing supplemental oxygen, which of the following gas concentrations will ensure accurate calibration of the system?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 56:

  Which of the following sets of FIF data is most consistent with an extrathoracic airway obstruction?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 57:

  Which of the following information reported from a recent methacholine challenge test best summarizes the patient's bronchial hyperresponsiveness?

  A. patient reported chest tightness and a cough
  B. diluent FEV1 = 92% predicted
  C. postbronchodilator recovery FEV1 = 106% baseline
  D. PC20 = 2.3 mg/mL
  A. patient reported chest tightness and a cough

• Question 58:

  While setting up an exercise laboratory in a city with an altitude of 8,600 ft (2,775 m), a pulmonary function technologist notices the fuel cell O2 analyzer is displaying 15.2%. Which of the following is the best explanation for this finding?

  A. This exercise system will not work at high altitude.
  B. The analyzer is responding to P1O2.
  C. F1O2 decreases with increasing altitude.
  D. The fuel cell needs to be changed.
  B. The analyzer is responding to P1O2.

• Question 59:

  The following data are observed during an exercise test:

  

  Which of the following should a pulmonary function technologist do?

  A. Continue the test until the patient is symptomatic.
  B. Discontinue the test and ensure patient safety.
  C. Discontinue the test after the next stage.
  D. Continue the test until the patient reaches maximal tolerance.
  B. Discontinue the test and ensure patient safety.

• Question 60:

  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 CO2 and H2O absorbers.
  B. Continue testing patients.
  C. Change the DLco CO analyzer.
  D. Check the flow sensor.
  D. Check the flow sensor.