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how long does it take us to cycle through our sleep stages?
90 minutes
sleep stages
awake
stage 1
stage 2
stage 3
REM
facts about stage 1
theta waves
hallucinations
can be easily awakened
hypnagogic sensations
facts about stage 2
can be easily awakened
theta waves
sleep spindles (sudden bursts of activity) & k-complexes
facts about stage 3
cannot be easily awakened
sleep walking
night terrors
bed wetting
gets briefer as night progresses
feel groggy when awakened
facts about REM
cannot be easily awakened
paradoxical sleep
muscles become paralyzed
genitals become aroused
breathing becomes irregular
insomnia
sleep disorder where inability to fall asleep or stay asleep
what are given to treat insomnia
depressants
narcolespy
sleep disorder where one goes from awake to straight asleep into REM
awake to deep sleep
treatment given for narcolepsy
stimulants
sleep apnea
sleep disorder where pause in breathing while sleeping
symptoms= snoring
somnabulism
sleep walking
stage 3 disorder
activation synthesis theory
biological theory
cerebral cortex is trying to interpret random electrical activity we have while sleeping
night terrors
intense feelings of dread & can become sleep disorder if chronic problem
REM sleep disorder
muscles don’t become paralyzed
treated w narcotics
Freud’s wish fulfillment theory
dreams are roadway into unconscious
manifest content = storyline
latent cotent = underlying meaning
information process theory
dreams consolidates our memories
circadian rhythm
biological clock
24 hr cycle
alpha waves during which stage
awake
depressants
slows down body process
examples of depressants
alcohol
barbiturates
heroin
stimulants
increases body process
examples of stimulants
caffeine
cocaine
metaphatamine
nicotine
hallucinogens
distort perceptions and reality
examples of hallucinogens
psilocybin
THC
LSD
tolerance
reduced response to drug after repeated use & exposure
withdrawal
physical or mental symptoms that occur after stopping or reducing intake of a substance which body has become dependent on
acquisition happens when
neutral stimulus is paired with unconditioned stimulus and becomes conditioned stimulus
extinction occurs when
conditioned response decreases when conditioned response is repeatedly exposed alone
discrimination
learning to distinguish between a CS an other
spontaneous recovery
usc is presented again w ns
albert bandura
bobo doll experiment —> modeling - prosocial & antisocial behavior imr
impringting concept shown by
konrad lorenz
ducks follow parents everywhere
primary reinforcers
reward that satisfies biological need
secondary reinforcer
money, praise
Note
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