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The successful completion of the NBRC RPFT Certification Exam demonstrates a high level of competency in pulmonary function testing and is highly regarded by employers in the field of respiratory care. It is an essential credential for respiratory therapists who wish to advance their careers and take on leadership roles in their organizations. Registry Examination for Advanced Pulmonary Function Technologists certification is also a valuable asset for those who wish to specialize in areas such as sleep medicine, critical care, or research.
NEW QUESTION # 53
When performing quality control in a body plethysmograph using a 5-L isothermal bottle, theVTGat shutter closure are as follows:
A pulmonary function technologist should
- A. Recalibrate the box pressure transducer.
- B. Check biological control before beginning testing.
- C. Proceed with patient testing.
- D. Service the mouth pressure transducer.
Answer: D
NEW QUESTION # 54
The following results were obtained from a symptom-limited exercise (stress) test:
Which of the following is true regarding these data?
- A. The patient reached the anaerobic threshold.
- B. The patient has a cardiac limitation to exercise.
- C. The patient is deconditioned.
- D. The patient has a pulmonary limitation to exercise.
Answer: B
NEW QUESTION # 55
A 66-year-old female performs spirometry with the following results:
The patient most likely has
- A. Normal pulmonary function.
- B. Restrictive lung disease.
- C. Pulmonary hypertension.
- D. Obstructive lung disease.
Answer: B
NEW QUESTION # 56
A treadmill is set so that the belt rises 1 ft in a horizontal distance of 10 ft at 3 mph. The percent grade indicator should read
- A. 3.0%
- B. 30.0%
- C. 1.0%
- D. 10.0%
Answer: A
NEW QUESTION # 57 
Which of the above patterns illustrates the effect of increasing temperature in the plethysmograph during airways resistance measurement?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 58
The following results are obtained:
The RV/TLC ratio from these data is consistent with which of the following?
- A. Restrictive defect
- B. Obstructive defect
- C. Combined obstructive/restrictive defect
- D. Normal lung volumes
Answer: B
NEW QUESTION # 59
A pulmonary function technologist is performing quality control on a nebulizer used in the 5breath dosimeter bronchial challenge. The target output of the device is 0.09 mL, plus or minus 10%. After 10 actuations, the nebulizer output was 75uL with a 2.0 mL initial saline dose in the nebulizer. The technologist should
- A. Accept the results and begin using the device.
- B. Clean and reevaluate this nebulizer.
- C. Add an exhalation filter and proceed with testing patients.
- D. Open the vent before starting the bronchial challenge.
Answer: A
NEW QUESTION # 60
A pulmonary function technologist reviews the following home monitoring spirometry results:
According to National Asthma Education and Prevention Program (NAEPP) guidelines, what feedback should the technologist give to the patient regarding test performance?
- A. Ask the patient to recalibrate the spirometer.
- B. Ask the patient to blow out longer.
- C. Encourage the patient to continue testing and monitoring the FEW
- D. Come into the office for further instructions on proper testing technique.
Answer: C
NEW QUESTION # 61
The following results are obtained from an adult male:
The corrected DLco value
- A. is higher.
- B. is lower.
- C. is unchanged.
- D. cannot be calculated.
Answer: C
NEW QUESTION # 62
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. Respiratory exchange ratio greater than 0.8
- B. Heart rate of 210/min
- C. VO2remains stable with increasing workload
- D. Minute ventilation greater than 170 L/min
Answer: C
NEW QUESTION # 63
A government agency requires that a pulmonary function technologist establish procedures to minimize the loss of laboratory data. Which of the following should be included in these procedures?
1.Continuous mirroring of hard drives
2.Storage of duplicate test data offsite
3.No Internet connections to the computer storing the database
4.Contracting with a third-party security company
- A. 1,2, and 3 only
- B. 1,2, and 4 only
- C. 1,3, and 4 only
- D. 2,3, and 4 only
Answer: D
NEW QUESTION # 64
Prior to an exercise study, a pulmonary function technologist finds that the patient's RER is
1.13. Which of the following bestexplains this finding?
- A. Protein metabolism
- B. Hypoventilation
- C. Hyperventilation
- D. Carbohydrate metabolism
Answer: C
NEW QUESTION # 65
A 54-year-old male who smokes presents to the pulmonary laboratory for chronic cough and dyspnea on exertion. PFT and blood gas results show the following:
Which of the following should the pulmonary function technologist recommend?
- A. Lung volume measurement
- B. Oxygen therapy with exercise
- C. Trial of varenicline (Chantix)
- D. DLcomeasurement
Answer: D
NEW QUESTION # 66
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 C
- B. Option A
- C. Option D
- D. Option B
Answer: C
NEW QUESTION # 67
Pulmonary function tests performed on a patient with tracheal stenosis may demonstrate increased
- A. Static compliance.
- B. Raw.
- C. SVC.
- D. FIF50.
Answer: D
NEW QUESTION # 68
A subject has the following values reported:
WhatistheSGAW?
- A. 0.20
- B. 0.40
- C. 0.80
- D. 1.25
Answer: D
NEW QUESTION # 69
To check the reliability of a pulse oximeter reading, a pulmonary function technologist should
- A. Perform hemoximetry
- B. Have the patient hyperventilate
- C. Measure the hematocrit
- D. Calculate the SaO2 from pH and PaO2
Answer: A
NEW QUESTION # 70
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NBRC RPFT exam is an important credentialing exam for those seeking a career in respiratory care. RPFT exam measures the knowledge and skills of candidates in pulmonary function testing, and those who pass the exam earn the RPFT credential, which is highly regarded by employers nationwide. RPFT exam is administered by the NBRC, which is a non-profit organization dedicated to promoting excellence in respiratory care education and practice.
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