States of Consciousness by Winnie Xiao

States of Consciousness by Winnie Xiao

1. Sleep

   • Circadian rhythm
     • 24-hour cycle
   • Sleep cycles
     • 4 stages in 90 minutes cycle
   • REM
   • Hypnagogic Hallucinations
     • Crossing from being awake to asleep (falling in dream)
   • Paradoxical Sleep
     • mind active, muscle not
   • Melatonin
     • should not check phone before bed
     • need to be dark to produce melatonin
   • Insomnia
     • difficulty in falling asleep and stay asleep
   • Narcolepsy
     • extreme tendency to fall asleep
   • Sleep apnea

2. Drug

   • Psychoactive drugs
     • chemicals introduced into the body which alter perceptions, mood, and other elements of conscious experience.
   • Tolerant
   • Withdrawal
   • Depressants
     • alcohol
     • opiates
     • tranquilizers
   • Stimulants
     • caffeine
     • nicotine
     • amphetamines、methamphetamine
     • cocaine
     • ecstasy
   • Hallucinogens
     • LSD
     • Marijuana

3. Dream

   • Night terrors
   • Latent content of dream
   • Why do we dream
     • Wish fulfillment
     • Activation synthesis: random memories
     • Information processing
   • Good sleep hygiene
     • get out of bed when you’re awake
     • don’t go to bed unless you’re sleepy
     • more than 7 hours
     • limit the exposure of the light
     • consistent sleep schedule
   • Manifest content of dream