Mnemonics in sleep disorders

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Sleep Sleep stages are like an old ordinary car 1234 REM -but the waves go to slow down then speed up in the REM start with fading of alpha(during wakefulness) waves and goes slow .  Eyes open with awake alert mental concentration [fast Beta wafe ->12HZ]  Eyes closed –relaxed with [alpha 8-12 Hz]  Stage 1-2 is light sleep theta waves [4-8 Hz] + sleep spindles + K complexes

Night terrors,  Stage 3-4 is deep sleep is SWS [slow mares, enuroesis wave sleep] delta waves – highest amplitude  REM sleep = paradox sleep = desynchronized sleep= dreaming sleep - EMG = . = EEG like awake REM Sleep:  Rem sleep is like sex  ↑ pulse rate, penile / clitoric tumescence,  ↓With age

ApneaSleep

 Benzodiazepines ↓ the amount of REM sleep without causing REM rebound  Shorten stage 4 SWS[

 breathing Stoppage >10 seconds > 30 times per night

 Associated with obesity , loud snoring, arrythmias, hypertension Narcolepsy REM sleep onset

 Central idiopathic or  Peripheral Obstuctive Symptoms of chronic fatigue and retardation as if depression

Sleep initiation is Serotonergic [ predominates of raph nuclei]



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