The purpose of an intentional mask leak is to... - Correct answer-Wash out CO2 and
prevent rebreathing
Recommended guidelines state that HSV can be
... [Show More] considered when.... - Correct answerCheyne 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 [Show Less]