I CAN:

• Differentiate the symptoms of common sleep disorders

Copyright © Allyn & Bacon 2007

Copyright © Allyn & Bacon 2007

Insomnia

• Involves…. Involves…. • --insufficient sleep --insufficient sleep

• --the inability to fall --the inability to fall asleep easilyasleep easily

• --frequent arousals--frequent arousals• --early awakenings--early awakenings

Sleeping pills makes this worse as they cut short REM sleep

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Sleep Apnea•

Respiratory disorder in which person intermittently stops breathing while asleep

Each episode, called an apnea, lasts long enough so that one or more breaths are missed, and such episodes occur repeatedly throughout sleep.

People with this disorder are often unaware of it

They may simply complain of snoring or daytime sleepiness

Copyright © Allyn & Bacon 2007

Narcolepsy• Sudden REM sleep attacks accompanied by

cataplexy

Typically lasts about 15 minutes

Usually brought on by emotional excitement

Often attributed to dysfunction of brain-stem mechanisms associated with sleep-wake regulation

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Cataplexy •

A sudden loss of muscle control that occurs before narcoleptic sleep attack• A waking form of sleep paralysissleep paralysis

Cataplexy may be partial or complete, affecting a range of muscle groups, from those controlling facial features to (less commonly) those controlling the entire body. Arm weakness Sagging jaw Drooping head

Slumping of the shoulders Slurred speech

Generalized weakness Knee buckling

Possibly caused by abnormalities in the pons

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Night terrors

•The screaming of a child in deep sleep, who, once awakened, has no memory of what mental events might have caused the fear

Night terrors are most prevalent in young children, but affect more than 2% of adults.

NOT A NIGHTMARE!!

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sleep deprivation• A general lack of the necessary amount of

sleep

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Microsleep• An episode of sleep

lasting for a fraction of a second or up to thirty seconds

• It often occurs as a result of sleep deprivation, or mental fatigue, sleep apnea, narcolepsy, or hypersonia.

CAN I?

• Differentiate the symptoms of common sleep disorders

Copyright © Allyn & Bacon 2007