| A | B |
|---|
| Stream of consciousness | we exist in a state of continual awareness |
| preconscious | not presently in mind |
| subconscious | inaccessible thoughts |
| lucid dream | know you're dreaming |
| cerebral cortex | thoughts usually are from here |
| why do we sleep? | preservation/protection; restore depleted resources; no sleep deprivation |
| how often do we sleep? | circadian rhythm (24 hrs.); jet lag |
| dreams according to Freud | access subconscious urges |
| dreams according to Crick/Mitchison | unload mental garbage |
| dreams according to McCarley/Hobson | activation-synthesis hypothsis--dreams are the result of subjective orgainzation and interpretation of neural activity that takes place in sleep |
| EEG -- electroencephalograph | correlates with sleep--shows sleep patterns |
| beta | fast; awake and REM |
| alpha | slow; relaxed |
| theta | slower; stage 1; non-REM sleep |
| sleep spindles and K-complexes | stage 2; non-REM sleep |
| delta | slowest; stages 3 and 4; non-REM sleep |
| insomnia | maybe related to seretonin; lack of sleep |
| narcolepsy | REM immediate; disturbance in pattern of wakefulness and sleep; too much sleep |
| sleep apnea/SIDS | stops breathing |
| somnabulism | sleepwalking |
| hypnosis | Hilgard's neodissociative theory--through preconscious |
| narcotics | opiates/opioids |
| opiates | narcotics: heroin, morphine, codeine |
| opioids | narcotics: synthetic drugs |
| depressants | alcohol, barbituates, tranquilizers |
| stimulants | caffeine, nicotine, amphetamines, cocaine |
| hallucionogens | LSD, marijuana |
