Question 1
Which NREM sleep stage requires slow-wave activity to occupy at least 20% of the epoch on frontal EEG derivations?
Correct Answer:
N3
Question 2
The suprachiasmatic nucleus (SCN) is entrained to the external light-dark cycle primarily through which pathway?
Correct Answer:
Retinohypothalamic tract from intrinsically photosensitive retinal ganglion cells
Question 3
In Borbely's two-process model of sleep regulation, 'Process S' refers to which component?
Correct Answer:
Homeostatic sleep pressure that accumulates during wakefulness
Question 4
What is the typical duration of an NREM-REM sleep cycle in healthy adults?
Correct Answer:
90 minutes
Question 5
Per AASM 2023 scoring rules, an obstructive apnea in an adult is scored when there is a drop in airflow signal of at least what percentage from baseline for at least 10 seconds?
Correct Answer:
90%
Question 1
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Prepare with the ABFM Sleep Medicine Practice Questions - ABFM Sleep Medicine Subspecialty Certification Exam practice quiz. This question bank includes 100 questions covering sleep, year-old, cpap, aasm, and adult. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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ABFM Sleep Medicine Practice Questions - ABFM Sleep Medicine Subspecialty Certification Exam

This practice set contains 100 questions from the matching question bank and focuses on sleep, year-old, cpap, aasm, and adult. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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