PSYC 3390 Lecture Notes - Lecture 5: Hypnagogia, Sleep Onset Latency, Sleep Paralysis

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12 Feb 2016
Department
Course
Sleep-Wake Disorders Denition Diagnostic Criteria Others (cause, stats
and etc.)
Hypersomnolence
Disorder
Sleeping too much - Self reported excessive
sleepiness (at least 7
hours)
- At least 3 times per
week, at least 3 months
- Signicant distress
- Not attribute to drugs
When identifying, we must
rule out insomnia, sleep
apnea, or other reasons
for sleepiness during the
day.
Narcolepsy Experience cataplexy (a
sudden loss of muscle
tone). Preceded by strong
emotion such as anger or
happiness.
- Recurrent periods of
irrepressible need to
sleep, lapsing into
sleep, or napping
occurring within the
same day.
- At least 3 times per
week over the past 3
months
- Episodes with cataplexy
with or without emotion
triggers
- Hypocretin deciency
- REM sleep latency less
than or equal to 15
Progress to the REM stage
directly from an awaken
stage.
Sleep paralysis and
hypnagogic hallucinations.
People inherit this disorder
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