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Sleep and Dreaming - Coggle Diagram
Sleep and Dreaming
Stages of sleep
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REM Sleep
Sensory blockade, all sensory information is blocked
Movement inhibition, muscles paralyzed
Rapid, shallow, irregular breathing
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Narcolepsy
A neurological disorder causing the inability to control sleeping and waking, so experiencing involuntary daytime sleeping.
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Insomnia
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Symptoms:
- difficulty with falling asleep
- waking up a lot during the night
- frequently lying awake during the night
- not feeling refreshed on waking
- finding it hard to fall asleep in the day when tired
- feeling irritable and unable to concentrate
Caused by lifestyle, environmental issues, health conditions and substance intake
Bodily rhythms
Circadian rhythms are daily rhythms that have a 24-hour cycle, such as the sleep-wake cycle
Ultradian rhythms are cycles that occur for periods less than 24 hours, such as a sleep cycle, appetite or heart rate
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