RPSGT STUDY GUIDE WITH CORRECT
ANSWERS
The purpose of an intentional mask leak is to... - CORRECT
ANSWER-Wash out CO2 and prevent rebreathing
Recommended guidelines state that HSV can be considered
when.... - CORRECT ANSWER-Cheyne Stokes and central
Apneas have not been eliminated.
What ...
The purpose of an intentional mask leak is to... - CORRECT
ANSWER-Wash out CO2 and prevent rebreathing
Recommended guidelines state that HSV can be considered
when.... - CORRECT ANSWER-Cheyne Stokes and central
Apneas have not been eliminated.
What is aerophagia? - CORRECT ANSWER-The swallowing of
air
What is maxillomandibular advancement? - CORRECT
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? -
CORRECT ANSWER-To eliminate desaturations and arousals.
According to guidelines, how many Hypopneas need to occur in
peds pts prior to increasing pressure? - CORRECT ANSWER-1
What are the AASM guidelines for supplemental O2 during
PAP studies? - CORRECT 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? -
CORRECT ANSWER-IPAP: 14
EPAP: 10
Which of the following can reduce the effectiveness of CPAP
and why: Nasal spray, Alcohol, Anti depressants. - CORRECT
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? -
CORRECT ANSWER-Overlap syndrome
What are hypoxemia and hypercapnia? - CORRECT
ANSWER-Hypoxemia: very low 02 in the blood
Hypercapnia: very high CO2 in the blood.
What would a patient with both hypoxemia and hypercapnia
most likely be diagnosed with? - CORRECT ANSWER-
Hypoventilation
What is an MWT's MOST important use? - CORRECT
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? -
CORRECT ANSWER-REM sleep behavior disorder
Recommended impedance for eeg and eog - CORRECT
ANSWER-5k ohms
,The amount of space needed to archive digitized data is MOST
impacted by? - CORRECT ANSWER-Sampling rate
Cortical activity is best described as - CORRECT 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 - CORRECT ANSWER-11
According to RECOMMENDED guidelines, the minimum
duration of a significant leg movement is - CORRECT
ANSWER-.5
According to RECOMMENDED guidelines, an optional
parameter to include in the report for an adult polysomnogram
is - CORRECT 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 - CORRECT
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 - CORRECT ANSWER-Atrial
fibrillation
, The stage that is the greatest portion of the epoch - CORRECT
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? -
CORRECT 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 - CORRECT ANSWER-Untreated
depression
A breathing pattern characterized by at least three cycles of
crescendo breathing with duration of at least 10 minutes is -
CORRECT ANSWER-Cheyne Stokes respiration
An important responsibility of the scoring tech is to - CORRECT
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 -
CORRECT ANSWER-Physiological
The most important reason for performing a MWT is to -
CORRECT ANSWER-Measure the patient's ability to resist the
urge to fall asleep
The importance of selecting sampling rates according to
RECOMMENDED guidelines is to - CORRECT ANSWER-
Minimize aliasing effect
The syndrome characterized by prolonged episodes of severe
hypoxemia and associated PaCO2 elevation that worsens
during sleep is - CORRECT ANSWER-Obesity hypoventilation
The patient's medical history indicates the patient has been
taking tricyclic antidepressants for the past 5 years. The
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