[Oct 30, 2022] New RPFT Exam Dumps with High Passing Rate
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NEW QUESTION 16
A pulmonary function technologist can calculate which of the following if values for pH, PaO2, SaO2, SvO2 PvO2, VO2, and Hb are obtained?
- A. Cardiac output
- B. RER
- C. Stroke volume
- D. VD/VT
Answer: A
NEW QUESTION 17
The following results are obtained from an adult patient:
Which of the following is the best interpretation of these values?
- A. Airways obstruction
- B. Combined obstruction/restriction
- C. Small airway disease
- D. Normal values
Answer: C
NEW QUESTION 18
Which of the following problems may be identified by using an isothermal lung analog to perform quality control on a body plethysmograph? 1.Improperly calibrated mouth pressure transducer 2.Obstructed or perforated pneumotachometer 3.Increase in mechanical resistance 4.Malfunctioning box pressure transducer
- A. 1 and 2 only
- B. 2 and 3 only
- C. 3 and 4 only
- D. 1 and 4 only
Answer: D
NEW QUESTION 19
The following results were obtained from a symptom-limited exercise (stress) test:
Which of the following is true regarding these data?
- A. The patient has a pulmonary limitation to exercise.
- B. The patient reached the anaerobic threshold.
- C. The patient has a cardiac limitation to exercise.
- D. The patient is deconditioned.
Answer: C
NEW QUESTION 20
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. Reduce the concentration of methacholine on the next trial.
- B. Instruct the patient to blow out longer and repeat the effort.
- C. Instruct the patient to blow out harder and repeat the effort.
- D. Stop the test and immediately administer a bronchodilaior.
Answer: B
NEW QUESTION 21
When using a variable pressure plethysmograph, a leak in the door seal that develops subsequent to calibration will cause underestimation of
- A. vital capacity
- B. Alveolar pressure
- C. Raw
- D. VTG
Answer: B
Explanation:
Explanation
NEW QUESTION 22
While reviewing exercise data, a pulmonary function technologist notes that the patient's anaerobic threshold occurred at 35% of the patient'sVO2MAX.This indicates the patient has
- A. given a submaximal effort
- B. ventilatory limitation
- C. a normal response to exercise
- D. cardiac limitation
Answer: D
NEW QUESTION 23
In a patient with neuromuscular disease, which of the following is the best way to detect airway obstruction?
- A. PEF
- B. MIP
- C. MVV
- D. SGaw
Answer: C
NEW QUESTION 24 
The ECG above is recorded during the recovery phase immediately following termination of an ergo meter exercise study. A pulmonary function technologist should
- A. Continue the cool-down phase
- B. Initiate chest compressions
- C. Have the patient lie down
- D. Check the electrode connections
Answer: B
NEW QUESTION 25
A patient who is about to begin pulmonary function testing is visibly upset and complains to a pulmonary function technologist that she felt a receptionist was rude to her. Which of the following should the technologist do?
- A. Accompany the patient back to the reception area and try to determine who was at fault.
- B. Ignore the complaint because it is not going to affect the testing about to begin.
- C. Try to get the patient to calm down by telling her that the receptionist is probably just having a bad day.
- D. Give the patient time to calm down and ask the laboratory manager to become involved.
Answer: D
Explanation:
Explanation/Reference:
NEW QUESTION 26
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 blood pressure response is abnormal.
- B. Continue the test since this is a normal cardiopulmonary response.
- C. Stop the test because the heart rate is too high after 10 minutes.
- D. Stop the test because this is an abnormal VD/VT response.
Answer: A
NEW QUESTION 27
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 D
- C. Option B
- D. Option C
Answer: B
NEW QUESTION 28
Which of the following thresholds for a clinically significant change in lung function from the beginning to the end of a methacholine challenge test is significant?
- A. A decline of more than 20% in FEV1
- B. A decline of more than 30% in FEF25-75%
- C. A decline of more than 20% in inspiratory capacity
- D. An increase of more than 20% in airway resistance
Answer: A
Explanation:
Explanation/Reference:
NEW QUESTION 29
A 40-year-old woman with a recent onset of asthma is receiving education regarding her newly prescribed medications. Which of the following will most likely cause her to experience hoarseness?
- A. Anti-lgE immunizations
- B. Inhaled corticosteroid
- C. Leukotriene antagonist
- D. Short acting beta2-agonist
Answer: C
NEW QUESTION 30
A treadmill belt stops for a fraction of a second each time the patient takes a step. A pulmonary function technologist should
- A. Increase the speed of the belt.
- B. Instruct the patient to use the hand rails.
- C. Decrease the treadmill grade.
- D. Tighten the belt.
Answer: D
NEW QUESTION 31
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