RPSGT Practice Exam 1 Questions with Correct Answers (Grade
A+)
Question 1: Which type of calibration is based on a series of patient instructions intended to verify
the signal response and quality? a) Montage b) Machine c) All Channel d) Physiological
Answer: Physiological
Question 2: According to RECOMMENDED guidelines, the device that should be used to monitor
airflow and detect obstructive apnea during a diagnostic study is: a) Inductance plethysmography b)
Pressure transducer c) Intercostal EMG d) Oronasal thermal sensor
Answer: Oronasal thermal sensor
Question 3: The MOST COMMON method to monitor blood oxygen saturation during
polysomnography is: a) Pulse oximetry b) Arterial blood gas c) Capnography d) End Tidal CO2
Answer: Pulse oximetry
Question 4: The activity in the respiratory channels is BEST de- scribed as: a) cardioballistic b) ECG
c) Pulse d) 60 Hz
Answer: Cardioballistic
Question 5: The electrode located 30% above the left pre-auricular crease is: a) P3 b) C3 c) F3 d) O1
Answer: C3
Question 6: When the amplitude of a signal exceeds the physical limitations of a channel the MOST
important adjust- ment the technologist can make to optimize waveform display is to: a) Increase
HLF b) Decrease sampling rate c) Increase display gain d) Decrease sensitivity
Answer: Decrease sensitivity
Page 1
, Question 7: The ability to remontage while recording on digital equipment is the result of: a) Out of
phase cancellation b) System referencing c) Common mode rejection d) Signal processing
Answer: System referencing
Question 8: When intermittent 60 Hz activity occurs in the F4-M1 electrodes during REM sleep the
BEST IMMEDIATE ac- tion would be to: a) Document and continue recording b) Rely on F3-M2 c)
Change M1 electrode d) Change F4 electrode
Answer: Rely on F3-M2
Question 9: According to RECOMMENDED guidelines, unattended portable monitoring can be
used as an alternative to in-lab testing when: a) Comorbid disease processes make in-lab study diffi-
cult. b) The patient is unable to complete a comprehensive sleep evaluation. c) There is a high
probability of moderate to severe OSA without comorbid conditions. d) Differentiating RBD from
OSA.
Answer: There is a high probability of moderate to severe OSA without comorbid condi- tions.
Question 10: According to RECOMMENDED guidelines, an option- al parameter to include in the
report for an adult polysomnography is: a) Highest heart rate during the recording. b) Occurrence of
hypoventilation during the diagnostic study in adults. c) Number of periodic limb movements with
arousals. d) Percentage of total sleep time in each stage.
Answer: Occurrence of hypoventi- lation during the diagnos- tic study in adults.
Question 11: Had According to RECOMMENDED guidelines, four nap op- nap portunities on an
MSLT would be acceptable when the patient: a) Had greater than 8 hours of sleep on the PSG. b) Is
unable to initiate sleep on two naps. c) Had REM on at least two nap opportunities. d) Is being
evaluated for idiopathic hypersomnia.
Answer: REM on at least two opportunities.
Question 12: Which of the following would be MOST important to document during a
polysomnogram? a) Occasional premature ventricular contractions (PVCs). b) Position changes. c)
Presence of periodic leg movements. d) Number of awakenings.
Answer: Position changes.
Question 13: The most important reason for performing a MWT is: a) Predict the need for stimulant
medication. b) Calculate the total sleep time over 5 nap opportuni- ties. c) Measure the patient's
ability to resist the urge to fall asleep. d) Differentiate narcolepsy from idiopathic hypersom- nia.
Answer: Measure the patient's ability to resist the urge to fall asleep.
Page 2
A+)
Question 1: Which type of calibration is based on a series of patient instructions intended to verify
the signal response and quality? a) Montage b) Machine c) All Channel d) Physiological
Answer: Physiological
Question 2: According to RECOMMENDED guidelines, the device that should be used to monitor
airflow and detect obstructive apnea during a diagnostic study is: a) Inductance plethysmography b)
Pressure transducer c) Intercostal EMG d) Oronasal thermal sensor
Answer: Oronasal thermal sensor
Question 3: The MOST COMMON method to monitor blood oxygen saturation during
polysomnography is: a) Pulse oximetry b) Arterial blood gas c) Capnography d) End Tidal CO2
Answer: Pulse oximetry
Question 4: The activity in the respiratory channels is BEST de- scribed as: a) cardioballistic b) ECG
c) Pulse d) 60 Hz
Answer: Cardioballistic
Question 5: The electrode located 30% above the left pre-auricular crease is: a) P3 b) C3 c) F3 d) O1
Answer: C3
Question 6: When the amplitude of a signal exceeds the physical limitations of a channel the MOST
important adjust- ment the technologist can make to optimize waveform display is to: a) Increase
HLF b) Decrease sampling rate c) Increase display gain d) Decrease sensitivity
Answer: Decrease sensitivity
Page 1
, Question 7: The ability to remontage while recording on digital equipment is the result of: a) Out of
phase cancellation b) System referencing c) Common mode rejection d) Signal processing
Answer: System referencing
Question 8: When intermittent 60 Hz activity occurs in the F4-M1 electrodes during REM sleep the
BEST IMMEDIATE ac- tion would be to: a) Document and continue recording b) Rely on F3-M2 c)
Change M1 electrode d) Change F4 electrode
Answer: Rely on F3-M2
Question 9: According to RECOMMENDED guidelines, unattended portable monitoring can be
used as an alternative to in-lab testing when: a) Comorbid disease processes make in-lab study diffi-
cult. b) The patient is unable to complete a comprehensive sleep evaluation. c) There is a high
probability of moderate to severe OSA without comorbid conditions. d) Differentiating RBD from
OSA.
Answer: There is a high probability of moderate to severe OSA without comorbid condi- tions.
Question 10: According to RECOMMENDED guidelines, an option- al parameter to include in the
report for an adult polysomnography is: a) Highest heart rate during the recording. b) Occurrence of
hypoventilation during the diagnostic study in adults. c) Number of periodic limb movements with
arousals. d) Percentage of total sleep time in each stage.
Answer: Occurrence of hypoventi- lation during the diagnos- tic study in adults.
Question 11: Had According to RECOMMENDED guidelines, four nap op- nap portunities on an
MSLT would be acceptable when the patient: a) Had greater than 8 hours of sleep on the PSG. b) Is
unable to initiate sleep on two naps. c) Had REM on at least two nap opportunities. d) Is being
evaluated for idiopathic hypersomnia.
Answer: REM on at least two opportunities.
Question 12: Which of the following would be MOST important to document during a
polysomnogram? a) Occasional premature ventricular contractions (PVCs). b) Position changes. c)
Presence of periodic leg movements. d) Number of awakenings.
Answer: Position changes.
Question 13: The most important reason for performing a MWT is: a) Predict the need for stimulant
medication. b) Calculate the total sleep time over 5 nap opportuni- ties. c) Measure the patient's
ability to resist the urge to fall asleep. d) Differentiate narcolepsy from idiopathic hypersom- nia.
Answer: Measure the patient's ability to resist the urge to fall asleep.
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