Sleep Flashcards
What are the 3 principle measures of sleep?
Electroencephalogram
Electro-oculogram
Electro-myogram
How long does a sleep cycle last for?
90 mins
What is meant by recuperation theories of sleep?
Being awake disrupts homeostasis - sleep restores energy levels.
Describe evolutionary theories of sleep.
Sleep evolved in humans to prevent accidents and predation at night.
How do animal sleep patterns disprove recuperation theories and support evolutionary theories?
Sleep is not related to body or activity done in a day rather than how vulnerable they are when sleep and time spent eating per day.
What do recuperation theories say about sleep deprivation?
After deprivation, missed sleep must be regained.
Describe the relationship between REM sleep and depression.
Preventing REM sleep acts as an antidepressant
