NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
The purpose of an intentional mask leak is to... - (ANSWER)Wash out CO2 and prevent rebreathing
Recommended guidelines state that HSV can be considered when.... - (ANSWER)Cheyne Stokes and
central Apneas have not been eliminated.
What is aerophagia? - (ANSWER)The swallowing of air
What is maxillomandibular advancement? - (ANSWER)Treatment that involves cutting and advancing
the upper and lower jaw bones; enlarging and stabilizing the posterior airway.
What is the PRIMARY function of the EPAP setting? - (ANSWER)To eliminate desaturations and arousals.
According to guidelines, how many Hypopneas need to occur in peds pts prior to increasing pressure? -
(ANSWER)1
What are the AASM guidelines for supplemental O2 during PAP studies? - (ANSWER)1lmp during PAP
titration when SPO2 is less than or equal to 88% for 5 or more minutes and in the absence of obstructive
events.
If a pts Apneas are fixed at 10cm, but Hypopneas and snoring still occur at 16cm, what levels of BiLevel
should be used? - (ANSWER)IPAP: 14
EPAP: 10
Which of the following can reduce the effectiveness of CPAP and why: Nasal spray, Alcohol, Anti
depressants. - (ANSWER)Alcohol: impairs arousal response which can lead to longer than normal events
and severe desats. Inhibits upper airway activity
What syndrome would a pt with COPD and OSA have? - (ANSWER)Overlap syndrome
What are hypoxemia and hypercapnia? - (ANSWER)Hypoxemia: very low 02 in the blood
,NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
Hypercapnia: very high CO2 in the blood.
What would a patient with both hypoxemia and hypercapnia most likely be diagnosed with? -
(ANSWER)Hypoventilation
What is an MWT's MOST important use? - (ANSWER)Measure patients ability to resist the urge to fall
asleep
Tricyclic antidepressants, large amounts of caffeine and large amounts of chocolate have been known to
trigger what? - (ANSWER)REM sleep behavior disorder
Recommended impedance for eeg and eog - (ANSWER)5k ohms
The amount of space needed to archive digitized data is MOST impacted by? - (ANSWER)Sampling rate
Cortical activity is best described as - (ANSWER)Spontaneous arousal
Calculate the AHI based on the following data
25 obstructive apneas
5 central apneas
23 mixed apneas
15 hypopneas
48 RERAS
65 arousals
360 min of sleep - (ANSWER)11
According to RECOMMENDED guidelines, the minimum duration of a significant leg movement is -
(ANSWER).5
,NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
According to RECOMMENDED guidelines, an optional parameter to include in the report for an adult
polysomnogram is - (ANSWER)Occurrence of hypoventilation during the diagnostic study in adult
The respiratory event that requires oxygen desaturation and/ or an arousal as part of the scoring criteria
is - (ANSWER)Obstructive hypopnea
An ECG arrhythmia commonly seen when recording PSG's, particularly in patients that have obstructive
sleep apnea and cardiac disease. It can be identified by the morphology of an irregularly irregular
ventricular rhythm associated with replacement of consistent P waves by rapid oscillations that vary in
size, shape, and timing - (ANSWER)Atrial fibrillation
The stage that is the greatest portion of the epoch - (ANSWER)The stage that is the greatest portion of
the epoch
What is the best response when a patient asks the technologist if they have sleep apnea and will need to
wear a CPAP mask? - (ANSWER)Provide the patient with educational material about sleep apnea
Which of the following is the MOST LIKELY cause of a 35 minute REM latency - (ANSWER)Untreated
depression
A breathing pattern characterized by at least three cycles of crescendo breathing with duration of at
least 10 minutes is - (ANSWER)Cheyne Stokes respiration
An important responsibility of the scoring tech is to - (ANSWER)Confirm accuracy of report components
Which type of calibration is based on a series of patient instructions intended to verify the signal
response and quality - (ANSWER)Physiological
The most important reason for performing a MWT is to - (ANSWER)Measure the patient's ability to
resist the urge to fall asleep
, NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
The importance of selecting sampling rates according to RECOMMENDED guidelines is to -
(ANSWER)Minimize aliasing effect
The syndrome characterized by prolonged episodes of severe hypoxemia and associated PaCO2
elevation that worsens during sleep is - (ANSWER)Obesity hypoventilation
The patient's medical history indicates the patient has been taking tricyclic antidepressants for the past
5 years. The technologist should anticipate that the patient may have an increased likelihood of -
(ANSWER)REM Sleep Behavior Disorder
According to RECOMMENDED guidelines, the sampling rate to provide the optimal resolution for
recording EEG in a patient with suspected nocturnal seizure is - (ANSWER)500Hz
The electrode located 30% above the left pre-a crease is - (ANSWER)C3
According to RECOMMENDED guidelines, four nap opportunities on a MSLT would be acceptable when
the patient - (ANSWER)Had REM on at least two nap opportunities
A patient's history indicates a diagnosis of overlap syndrome. The tech can anticipate that the patient
has - (ANSWER)COPD AND OSA
ACCORDING TO RECOMMENDED GUIDELINES, WHICH OF THE FOLLOWING SHOULD BE INCLUDED
WHEN RECORDING PEDIATRIC PATIENTS - (ANSWER)END-TIDAL CO2
THE ABILITY TO REMONTAGE WHILE RECORDING ON DIGITAL EQUIPMENT IS THE RESULT OF -
(ANSWER)SYSTEM REFERENCING
WHEN REVIEWING A PATIENT'S HISTORY IN PREPARATION FOR A POLYSOMNOGRAM, PHYSIOLOGIC
FINDINGS SUGGESTIVE OF HYPOVENTILATION INCLUDE - (ANSWER)HYPOXEMIA AND HYPERCAPNIA
The purpose of an intentional mask leak is to... - (ANSWER)Wash out CO2 and prevent rebreathing
Recommended guidelines state that HSV can be considered when.... - (ANSWER)Cheyne Stokes and
central Apneas have not been eliminated.
What is aerophagia? - (ANSWER)The swallowing of air
What is maxillomandibular advancement? - (ANSWER)Treatment that involves cutting and advancing
the upper and lower jaw bones; enlarging and stabilizing the posterior airway.
What is the PRIMARY function of the EPAP setting? - (ANSWER)To eliminate desaturations and arousals.
According to guidelines, how many Hypopneas need to occur in peds pts prior to increasing pressure? -
(ANSWER)1
What are the AASM guidelines for supplemental O2 during PAP studies? - (ANSWER)1lmp during PAP
titration when SPO2 is less than or equal to 88% for 5 or more minutes and in the absence of obstructive
events.
If a pts Apneas are fixed at 10cm, but Hypopneas and snoring still occur at 16cm, what levels of BiLevel
should be used? - (ANSWER)IPAP: 14
EPAP: 10
Which of the following can reduce the effectiveness of CPAP and why: Nasal spray, Alcohol, Anti
depressants. - (ANSWER)Alcohol: impairs arousal response which can lead to longer than normal events
and severe desats. Inhibits upper airway activity
What syndrome would a pt with COPD and OSA have? - (ANSWER)Overlap syndrome
What are hypoxemia and hypercapnia? - (ANSWER)Hypoxemia: very low 02 in the blood
,NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
Hypercapnia: very high CO2 in the blood.
What would a patient with both hypoxemia and hypercapnia most likely be diagnosed with? -
(ANSWER)Hypoventilation
What is an MWT's MOST important use? - (ANSWER)Measure patients ability to resist the urge to fall
asleep
Tricyclic antidepressants, large amounts of caffeine and large amounts of chocolate have been known to
trigger what? - (ANSWER)REM sleep behavior disorder
Recommended impedance for eeg and eog - (ANSWER)5k ohms
The amount of space needed to archive digitized data is MOST impacted by? - (ANSWER)Sampling rate
Cortical activity is best described as - (ANSWER)Spontaneous arousal
Calculate the AHI based on the following data
25 obstructive apneas
5 central apneas
23 mixed apneas
15 hypopneas
48 RERAS
65 arousals
360 min of sleep - (ANSWER)11
According to RECOMMENDED guidelines, the minimum duration of a significant leg movement is -
(ANSWER).5
,NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
According to RECOMMENDED guidelines, an optional parameter to include in the report for an adult
polysomnogram is - (ANSWER)Occurrence of hypoventilation during the diagnostic study in adult
The respiratory event that requires oxygen desaturation and/ or an arousal as part of the scoring criteria
is - (ANSWER)Obstructive hypopnea
An ECG arrhythmia commonly seen when recording PSG's, particularly in patients that have obstructive
sleep apnea and cardiac disease. It can be identified by the morphology of an irregularly irregular
ventricular rhythm associated with replacement of consistent P waves by rapid oscillations that vary in
size, shape, and timing - (ANSWER)Atrial fibrillation
The stage that is the greatest portion of the epoch - (ANSWER)The stage that is the greatest portion of
the epoch
What is the best response when a patient asks the technologist if they have sleep apnea and will need to
wear a CPAP mask? - (ANSWER)Provide the patient with educational material about sleep apnea
Which of the following is the MOST LIKELY cause of a 35 minute REM latency - (ANSWER)Untreated
depression
A breathing pattern characterized by at least three cycles of crescendo breathing with duration of at
least 10 minutes is - (ANSWER)Cheyne Stokes respiration
An important responsibility of the scoring tech is to - (ANSWER)Confirm accuracy of report components
Which type of calibration is based on a series of patient instructions intended to verify the signal
response and quality - (ANSWER)Physiological
The most important reason for performing a MWT is to - (ANSWER)Measure the patient's ability to
resist the urge to fall asleep
, NEW RPSGT EXAM QUESTIONS AND ANSWERS 2025
The importance of selecting sampling rates according to RECOMMENDED guidelines is to -
(ANSWER)Minimize aliasing effect
The syndrome characterized by prolonged episodes of severe hypoxemia and associated PaCO2
elevation that worsens during sleep is - (ANSWER)Obesity hypoventilation
The patient's medical history indicates the patient has been taking tricyclic antidepressants for the past
5 years. The technologist should anticipate that the patient may have an increased likelihood of -
(ANSWER)REM Sleep Behavior Disorder
According to RECOMMENDED guidelines, the sampling rate to provide the optimal resolution for
recording EEG in a patient with suspected nocturnal seizure is - (ANSWER)500Hz
The electrode located 30% above the left pre-a crease is - (ANSWER)C3
According to RECOMMENDED guidelines, four nap opportunities on a MSLT would be acceptable when
the patient - (ANSWER)Had REM on at least two nap opportunities
A patient's history indicates a diagnosis of overlap syndrome. The tech can anticipate that the patient
has - (ANSWER)COPD AND OSA
ACCORDING TO RECOMMENDED GUIDELINES, WHICH OF THE FOLLOWING SHOULD BE INCLUDED
WHEN RECORDING PEDIATRIC PATIENTS - (ANSWER)END-TIDAL CO2
THE ABILITY TO REMONTAGE WHILE RECORDING ON DIGITAL EQUIPMENT IS THE RESULT OF -
(ANSWER)SYSTEM REFERENCING
WHEN REVIEWING A PATIENT'S HISTORY IN PREPARATION FOR A POLYSOMNOGRAM, PHYSIOLOGIC
FINDINGS SUGGESTIVE OF HYPOVENTILATION INCLUDE - (ANSWER)HYPOXEMIA AND HYPERCAPNIA
