1.) A breathing pattern characterized by at least three cycles of
crescendo and descendo breathing with duration of at least 10 minutes
is Ans✓✓✓ A.) Hypoventilation
B.) Pulmonary hypertension
C.) Cheyne Stokes repiration
D.)Hyperventilation
10.) The respiratory event that requires oxygen desaturation and/or
arousal as part of the scoring criteria is: Ans✓✓✓ A.) Obstructive
hypopnea
B.) Mixed apnea
C.) Cheyenne Stokes
D.) Hypovantilation
11.) When intermittent 60 Hz activity occurs in the F4-M1 electrodes
during REM sleep the best IMMEDIATE action would be to: Ans✓✓✓
A.) Change M1 electrode
B.) Change F4 electrode
C.) Rely on F3-M2
D.) Document and continue recording
,12.) According to RECOMMENDED guidelines, which of following should
be included when recording pediatric patients? Ans✓✓✓ A.)
Accelerometer
B.) Holter monitor
C.) End-tidal CO2
D.) Intercostal EMG
13.) The MOST appropriate action a technologist would take when
there is confirmed ventricular tachycardia lasting greater than 30
seconds is: Ans✓✓✓ A.) Discontinue recording and transport to
emergency room
B.) No immediate response is needed
C.) Assess, document and continue to monitor
D.) Initiate emergency response system
14.) A self-reporting tool used to evaluate subjective sleep quality and
disturbance over the previous month is: Ans✓✓✓ A.) Pittsburgh Sleep
Quality Index
B.) Owl-lark Questionaire
C.) Berlin Questionaire
D.) STOP-Bang
15.) Which of the following BEST describes a referential montage?
Ans✓✓✓ A.) Impedance values are less important
, B.) There is potential for electrode contamination
C.) Common mode rejection will not be effective
D.) Localization is by phase reversal
16.) Which of the following can negatively impact all bioelectric
channels? Ans✓✓✓ A.) Displaced respiratory belts
B.) Dislodged system reference electrode
C.) Contaminated M1
D.) Disconnected end-tidal CO2 cable
17.) When reviewing a patient's history in preparation for a
polysomnogram, physiologic findings suggestive of hypoventilation:
Ans✓✓✓ A.) Hypotension and dizziness
B.) Hypoxemia and hypercapnia
C.) Noctural eating and GERD
D.) Hypertension and stridor
18.) According to RECOMMENDED guidelines, unattended portable
monitoring can be used as an alternative to in-lab testing when:
Ans✓✓✓ A.) There is a high probability of moderate to severe OSA
without comorbid conditions
B.) Differentiating RBD from OSA
C.) Comorbid disease processes make in-lab study difficult
D.) The patient is unable to complete a comprehensive sleep evaluation