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NBRC RPFT Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Patient Assessment and Testing Principles | - Pulmonary function test indications and contraindications - Patient preparation and coaching techniques |
| Topic 2: Cardiopulmonary Physiology and Interpretation | - Gas exchange and acid-base fundamentals - Interpretation of pulmonary function patterns (obstructive, restrictive, mixed) |
| Topic 3: Safety, Infection Control, and Patient Care | - Infection prevention in pulmonary testing environments - Emergency procedures and patient safety monitoring |
| Topic 4: Spirometry and Lung Volume Testing | - Lung volume measurement techniques - Forced vital capacity (FVC) and flow-volume loops |
| Topic 5: Diffusion and Gas Exchange Testing | - DLCO testing principles and interpretation |
| Topic 6: Pulmonary Function Equipment and Quality Control | - Calibration and maintenance of spirometry systems - Quality assurance and infection control procedures |
NBRC Registry Examination for Advanced Pulmonary Function Technologists Sample Questions:
1. A patient who smokes three packs of cigarettes a day has a DLcoOf 45% of predicted. The patient is referred for exercise (stress) testing. Which of the following should a pulmonary function technologist select to evaluate oxygenation?
A) Transcutaneous oxygen electrode
B) Pulse oximetry
C) End-tidal oxygen tension
D) Arterial blood gas analysis
2. During a bronchial provocation study, a patient has the following spirometric values after a 0.25 mg/mL dose of methacholine:
Based on these results, a pulmonary function technologist should
A) Stop the test and immediately administer a bronchodilaior.
B) Reduce the concentration of methacholine on the next trial.
C) Instruct the patient to blow out harder and repeat the effort.
D) Instruct the patient to blow out longer and repeat the effort.
3. A biologic control subject has a FRCplethof 4.0 ±0.3 L at panting frequencies between 60 and 70/min. During a QC run, the subject pants at55/min and a FRCplethof 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.
4. The following biologic control measurements are obtained:
Which of the following patterns appears in this plot?
A) Shift
B) Drift
C) Noise
D) In control
5. During a forced vital capacity (FVC) maneuver, a patient produces an exhalation with a slow start and delayed peak expiratory flow. Which of the following is the most probable cause of this pattern?
A) Glottic closure at the start of exhalation
B) Leak in the mouthpiece
C) Incorrect nose clip placement
D) Submaximal effort by the patient
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: D |
