and Practice Test 2026 Exam
Questions and Answers |
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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
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
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3
, 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
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