New ExamPrepAway RPFT Exam Questions Real RPFT Dumps Updated on Nov 29, 2025 [Q37-Q53]

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New ExamPrepAway RPFT Exam Questions| Real RPFT Dumps Updated on Nov 29, 2025

RPFT Braindumps – RPFT Questions to Get Better Grades


NBRC RPFT (Registry Examination for Advanced Pulmonary Function Technologists) Certification Exam is a rigorous and comprehensive exam designed to assess the knowledge, skills, and abilities of pulmonary function technologists. Registry Examination for Advanced Pulmonary Function Technologists certification exam is administered by the National Board for Respiratory Care (NBRC) and is an essential requirement for those who wish to advance their careers in the field of respiratory care.


To be eligible for the NBRC RPFT Certification Exam, candidates must have a minimum of an associate degree in respiratory care or a related field, as well as a valid respiratory care license or certification. They must also have a minimum of 12 months of experience in pulmonary function technology, or have completed an accredited pulmonary function technology program.


NBRC RPFT certification is recognized as a standard of excellence in the field of pulmonary function testing. It demonstrates that the individual has the knowledge and skills necessary to perform high-quality pulmonary function testing and interpret the results accurately. Registry Examination for Advanced Pulmonary Function Technologists certification is also a requirement for many job opportunities and is often a prerequisite for advancement in the field. Overall, the NBRC RPFT certification exam is an important step for individuals who wish to establish themselves as experts in the field of pulmonary function testing.

 

NEW QUESTION # 37
The following biologic control measurements are obtained:

Which of the following patterns appears in this plot?

  • A. In control
  • B. Drift
  • C. Noise
  • D. Shift

Answer: C


NEW QUESTION # 38
A treadmill belt stops for a fraction of a second each time the patient takes a step. A pulmonary function technologist should

  • A. Tighten the belt.
  • B. Increase the speed of the belt.
  • C. Instruct the patient to use the hand rails.
  • D. Decrease the treadmill grade.

Answer: A


NEW QUESTION # 39
The following data are obtained for a 60-year-old male undergoing an exercise (stress) test on an ergometer:

A pulmonary function technologist should

  • A. Stop the test because the heart rate is too high after 10 minutes.
  • B. Stop the test because this is an abnormal VD/VT response.
  • C. Stop the test because the blood pressure response is abnormal.
  • D. Continue the test since this is a normal cardiopulmonary response.

Answer: C


NEW QUESTION # 40
A comparison of two techniques for measuring Rawis shown below:

Which of the following should a pulmonary function technologist conclude?

  • A. Subject 1 panted too forcefully.
  • B. Results are consistent with the two methodologies.
  • C. The system was calibrated for quiet breathing.
  • D. Subjects 1 and 2 both have reactive airways.

Answer: B


NEW QUESTION # 41
The following Levy-Jennings charts of control values are obtained:

Which of the following is the correct sequence of actions for a pulmonary function technologist to take?
1.Replace the oxygen electrode.
2.Check the temperature of the measuring chamber.
3.Run protein remover through the blood gas analyzer.
4.Replace theCO2electrode.

  • A. 2, then 3
  • B. 4, then 2
  • C. 3, then 1
  • D. 1, then 4

Answer: C


NEW QUESTION # 42
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 B
  • B. Option C
  • C. Option D
  • D. Option A

Answer: C


NEW QUESTION # 43
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. Begin a biologic control program
  • B. Remove 500 g ofsteel wool from the lung analog
  • C. Recalculate the BTPS correction
  • D. Take the plethysmograph out of service

Answer: A


NEW QUESTION # 44
Which of the following is the most reliable indicator that a patient has achieved his maximum exercise capacity during a progressive exercise (stress) test?

  • A. Minute ventilation greater than 170 L/min
  • B. Heart rate of 210/min
  • C. VO2remains stable with increasing workload
  • D. Respiratory exchange ratio greater than 0.8

Answer: C


NEW QUESTION # 45
Airways resistance and specific conductance tests are requested for a 7-year-old child with asthma. Which of the following techniques is preferred?

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

Answer: C


NEW QUESTION # 46
Which of the following is a suitable policy for following Standard Precautions in a pulmonary function laboratory?

  • A. Reusable mouthpieces should be disinfected between each patient.
  • B. Reusable mouthpieces should be disposed when a patient has a history of tuberculosis.
  • C. Eye protection is required when obtaining ABGs from patients with hepatitis.
  • D. Gloves are optional when obtaining arterial blood samples using a kit

Answer: B


NEW QUESTION # 47
During exercise, a subject's oxygen consumption increases out of proportion to his cardiac output. This is due to an increase in

  • A. Anaerobic metabolism
  • B. Coronary blood flow
  • C. Alveolar ventilation
  • D. Oxygen extraction.

Answer: B


NEW QUESTION # 48
Which of the following is the most reliable indicator that a patient has achieved his maximum exercise capacity during a progressive exercise (stress) test?

  • A. Minute ventilation greater than 170 L/min
  • B. Heart rate of 210/min
  • C. VO2remains stable with increasing workload
  • D. Respiratory exchange ratio greater than 0.8

Answer: C


NEW QUESTION # 49
A biologic control subject has a FRCpleth of 4.0 ±0.3 L at panting frequencies between 60 and 70/min. During a QC run, the subject pants at 55/min and a FRCpleth of 3.90 L is recorded.
Which of the following is the most appropriate action to take?

  • A. Take the plethysmograph out of service pending corrective maintenance.
  • B. Recalibrate the mouth pressure transducer and repeat the test.
  • C. Continue using the system because it is within control limits.
  • D. Repeat the test, coaching the subject to pant more slowly.

Answer: C


NEW QUESTION # 50
A 12-year-old patient completed an evaluation for exercise-induced asthma in the pulmonary function laboratory. The patient completed six minutes of exercise on a treadmill with a heart rate of 145 to 150/min. The following spirometry data werecollected:

A pulmonary function technologist should conclude that the exercise test is

  • A. Adequate workload with a negative response
  • B. Inadequate workload with a positive response
  • C. Adequate workload with a positive response
  • D. Inadequate workload with a negative response

Answer: C


NEW QUESTION # 51
A pulmonary function technologist is reviewing an asthma action plan. The patient takes a low-dose inhaled corticosteroid and a long-acting beta2-agonist twice daily. The patient's personal best peak flow is 600 L/min.
Which of the following instructions should be given to the patient when the peak flow drops to 500 L/min?

  • A. Add montelukast (Singular).
  • B. Continue the current regimen.
  • C. Double the steroid dose.
  • D. Go to the emergency department.

Answer: A

Explanation:
Explanation/Reference:


NEW QUESTION # 52
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 FEF25-75%.
  • B. 25% increase in FRC.
  • C. 25% decrease in FEFmax.
  • D. 25% decrease in Raw.

Answer: B


NEW QUESTION # 53
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