and Practice Test Questions with
Correct Answers (VERIFIED)
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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