Polysomnography Clinical Proficiency And Sleep Diagnostics Assessment Practice Tests

Question 1

Which sensor is primarily used in polysomnography to measure respiratory effort during sleep?

Accepted Answer

Respiratory effort belts

Answer

Pulse oximeter

Answer

Snore microphone

Answer

Thermistor

Question 2

In the context of sleep architecture, which brainwave frequency range is associated with deep N3 sleep?

Accepted Answer

0.5-3.9 Hz

Answer

8-13 Hz

Answer

13 Hz

Answer

11-16 Hz

Question 3

REM sleep is characterized by the presence of sawtooth waves and a significant increase in muscle tone compared to N2 sleep.

Accepted Answer

False

Answer

True

Question 4

Which physiological marker is used to distinguish between Tonic and Phasic REM sleep?

Accepted Answer

Eye movements

Answer

Heart rate variability

Answer

K-complexes

Answer

Sleep spindles

Question 5

Which of the following are considered standard components of a polysomnography (PSG) study?

Answer

EEG

Answer

EOG

Answer

EMG

Answer

Blood pressure cuff

Question 6

What is the term for the specific EEG waveform, typically 11-16 Hz, that identifies the onset of N2 sleep?

Accepted Answer

Sleep spindle

Question 7

During which stage of sleep is the 'Posterior Dominant Rhythm' (PDR) typically observed in a healthy adult?

Accepted Answer

Stage W

Answer

Stage N1

Answer

Stage N2

Answer

Stage N3

Question 8

REM sleep cycles occur approximately every 90 to 120 minutes throughout the night.

Accepted Answer

True

Answer

False

Question 9

Which sensor is used to detect oral and nasal airflow via thermal sensing?

Accepted Answer

Thermistor

Answer

Pulse oximeter

Answer

Snore microphone

Answer

Pressure transducer

Question 10

What is the primary physiological state characterized by decreased consciousness, metabolism, and movement?

Accepted Answer

Sleep

Question 11

Which of the following conditions is characterized by a minimum of 10 central apneas, typically occurring in males over the age of 60?

Accepted Answer

Cheyne-Stokes respiration

Answer

Narcolepsy

Answer

Restless Legs Syndrome

Answer

Adjustment insomnia

Question 12

The Apnea-Hypopnea Index (AHI) includes Respiratory Effort-Related Arousals (RERAs) in its calculation.

Accepted Answer

False

Answer

True

Question 13

What is the minimum duration of airflow cessation required to define an apnea in an adult patient?

Accepted Answer

10 seconds

Question 14

Which diagnostic test consists of 5 naps, scheduled 2 hours apart, and is the gold standard for diagnosing narcolepsy?

Accepted Answer

Multiple Sleep Latency Test (MSLT)

Answer

Maintenance of Wakefulness Test (MWT)

Answer

Home Sleep Apnea Testing (HSAT)

Answer

Polysomnography (PSG)

Question 15

Which of the following are categorized as sleep-related movement disorders?

Answer

Restless Legs Syndrome (RLS)

Answer

Periodic Limb Movements (PLM)

Answer

Narcolepsy

Answer

Sleep terrors

Question 16

What is the primary difference between Obstructive Sleep Apnea (OSA) and Central Sleep Apnea (CSA)?

Accepted Answer

OSA is caused by physical airway blockage, while CSA involves a failure of the brain to signal the body to breathe.

Answer

OSA occurs only in children, while CSA occurs only in adults.

Answer

CSA is characterized by RERAs, while OSA is not.

Answer

There is no clinical difference between the two.

Question 17

How many trials are conducted during a Maintenance of Wakefulness Test (MWT)?

Accepted Answer

4

Question 18

Home Sleep Apnea Testing (HSAT) is considered an appropriate diagnostic tool for pediatric patients.

Accepted Answer

False

Answer

True

Question 19

If a patient is undergoing an MSLT and falls asleep, how much sleep time are they allowed before the nap is terminated?

Accepted Answer

15 minutes

Answer

5 minutes

Answer

10 minutes

Answer

20 minutes

Question 20

A patient has 20 apneas and 10 hypopneas over 5 hours of sleep. What is their AHI?

Accepted Answer

6

Polysomnography Clinical Proficiency And Sleep Diagnostics Assessment Practice Tests

Practice Tests

Polysomnography Clinical Proficiency and Sleep Diagnostics Assessment

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