Which brain wave pattern is characteristic of Stage N2 sleep?
Scoring Rules
Question · Easy
What is the standard paper speed (epoch length) used for scoring polysomnography according to AASM guidelines?
Aasm Manual
Chapter 1: CPSGT Overview, Eligibility & Credentialing
1.1 CPSGT Exam Structure, Scoring & Test Logistics
Study guide
Which electrode placement system is used for EEG monitoring during polysomnography?
Electrode Placement
Nursing & Healthcare Exam Prep Podcast
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Podcast
During a sleep study, a patient's oxygen saturation drops to 82% during an observed apneic event. What is the MOST appropriate initial action by the sleep technician?
Patient Care
Question · Medium
Which sensor is used to detect airflow during polysomnography?
Polysomnography Setup
According to AASM criteria, an obstructive apnea is defined as a cessation or near-cessation of airflow lasting at least how many seconds?
1.2 Eligibility Pathways, STAR Programs & Application Requirements
What is the PRIMARY purpose of the electromyogram (EMG) chin electrode during polysomnography?
Which CPAP pressure titration protocol step is appropriate when obstructive apneas persist at the current pressure setting?
Pap Titration
Which sleep disorder is characterized by excessive daytime sleepiness, cataplexy, sleep paralysis, and hypnagogic hallucinations?
Sleep Disorders
What is the correct electrode placement for electrooculography (EOG) during polysomnography?
1.3 Scope of Practice, Credential Progression & Ethics
Which parameter is measured by pulse oximetry during a sleep study?
According to AASM criteria, what percentage of an epoch must contain slow-wave (delta) activity to score it as Stage N3?
A patient arrives for a split-night polysomnography study. When is it appropriate to begin CPAP titration?
Question · Hard
What is the correct impedance range for EEG electrodes during polysomnography setup?
Chapter 2: Patient Assessment, Clinical Intake & Medication Effects
2.1 Clinical Indications & Physician Order Verification
Which type of respiratory event shows cessation of airflow with ABSENT respiratory effort?
Which safety precaution is MOST important when a patient is connected to electrical monitoring equipment during a sleep study?
Safety
What does the Apnea-Hypopnea Index (AHI) measure?
Which AASM-recommended EEG derivation is MOST sensitive for detecting sleep spindles?
2.2 Clinical History, Screening Tools & Physical Assessment
A patient on CPAP titration develops significant mask leak. What should the technician do FIRST?
Which channel monitors cardiac rhythm during polysomnography?
According to AASM guidelines, what is the recommended filter setting for the EEG channels during polysomnography?
Which sleep stage is characterized by alpha wave attenuation, slow rolling eye movements, and relatively low-amplitude mixed-frequency EEG?
2.3 Pharmacological Effects on Sleep Architecture & Waveforms
Which respiratory effort sensor provides a semi-quantitative measure of thoracoabdominal movement?
A patient exhibits periodic limb movements during sleep. According to AASM criteria, what is the minimum number of consecutive movements required to score a periodic limb movement (PLM) series?
What is BiPAP (bilevel positive airway pressure) and how does it differ from CPAP?
Which artifact on the EEG during polysomnography appears as regular, sharp waveforms at the same frequency as the heart rate?
Chapter 3: International 10-20 System, Montage Setup & Bio-Calibrations
3.1 International 10-20 System Cranial Landmarks & Measurements
What is the recommended sensitivity (gain) setting for EEG channels during polysomnography?
Which patient position is associated with the MOST severe obstructive sleep apnea events?
According to AASM criteria, which of the following is required to score an arousal from sleep?
Which leg electrode placement is used for monitoring periodic limb movements during polysomnography?
3.2 Recommended EEG Derivations & EOG Placements
What is the MOST common type of sleep apnea?
During polysomnography setup, which electrode serves as the ground electrode?
Which sleep architecture change is MOST commonly observed in elderly adults?
What is the maximum recommended CPAP pressure during titration according to AASM guidelines?
3.3 Chin EMG, Leg EMG, ECG & Respiratory Sensor Montages
Which type of artifact is caused by patient perspiration and appears as slow, undulating baseline shifts on the EEG?
According to AASM scoring rules, REM sleep requires all of the following EXCEPT:
What should a sleep technician do if a patient reports chest pain during a sleep study?
Which type of positive airway pressure therapy automatically adjusts pressure based on detected respiratory events?
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