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PSYCH 110 CH 5 & 6
consciousness and learning
40
Psychology
Undergraduate 1
10/03/2010

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Term
electroencephalograph (EEG)
Definition
monitors electrical activity of brain over timne by use of electrodes attatched to the scalp.
Term
BETA WAVES
Definition
13 to 24 cps. normal waking thought, alert problem solving
Term
ALPHA WAVES
Definition
8-12 cps. deep relaxation, meditation, blank mind.
Term
THETA WAVES
Definition
4-7cps light sleep
Term
DELTA WAVES
Definition
less than four cps. deep sleep.
Term
Biological Rhythms
Definition
periodic fluctuations in physiological functioning.
Term
Circadian Rhythms
Definition
24 hr biologival cycles found in humans and some other species.
Term
Electromyograph (EMG)
Definition
muscular activity and tension
Term
Electrooculograph (EOG)
Definition
records eye movements.
Term
Slow-wave sleep
Definition
stages 3 and 4. delta waves become promenint.
Term
ascending reticular activation system
Definition
incoming nerve fibers running though the reticular formation that influence physiological arousal.
Term
Night terrors occur in....
Definition
NREM sleep
Term
Manifest Content
Definition
plot of a dream at a surface level
Term
Latent Content
Definition
hidden content or disguised meaning of dream.
Term
activation synthesis model
Definition
theory that dreams occur because neurons fire periodically in lower brain centers and sends singals to the cortex which tries to make sense out of these signals.
Term
Dissociation theory (Hilgard)
Definition
splitting off of mental processes into two separate streams of awareness. (highway hypnosis is similar)
Term
During meditation, these waves become more prominent.
Definition
alpha and theta.
Term
Narcotics
Definition
opiates, capable of relieving pain. euphoria. less anxiety. decresased mental function, poor coordination.
Term
sedatives
Definition
barbituates & nonbarbs. sleep. reduced inhibitions, relaxation. emotional swings. lethargy, poor coordination
Term
stimulants
Definition
treatment of hyperactivity. elation, alertness, energy, insomnia, paranioa, restlessness
Term
Anphetamines increase levels of
Definition
dopamine and norepinephrine
Term
elicited
Definition
drawn forth. classical conditioning
Term
acquisition
Definition
inital stage of learning something
Term
stimulus contiguity
Definition
occurence of stimuli together in time and space.
Term
renewal effect
Definition
an extinguished response will come back if the subject is placed in the setting where it originated
Term
high-order conditioning
Definition
conditioned stimulus functions as if it were an unconditioned stimulus. (can be used to elicit new conditioned response)
Term
operant conditioning
Definition
VOLUNTARY response
Term
Law of effect
Definition
if a response in the presence of a stimulus leads to satisfying effects, the association between the stimulus and the response is strengthened
Term
reinforcement
Definition
increases an organisms tendency to make a response
Term
operant chamber
Definition
small inclosure. animal can make a specific response that is recorded while the consequences of the response can be systematically controlled.
Term
reinforcement contingencies
Definition
circumstances or rules that determine whether responses lead to the presentation of reinforcers.
Term
shaping
Definition
reinforcement of closer and closer approximations of a desired response.
Term
positive reinforcement
Definition
response is strengthened because it is followed by the presentation of a rewarding stimulus
Term
negative reinforcement
Definition
response is strengthened because its followed by the removal of an unplesant(sversive) stimulus.
Term
escape learning
Definition
organism acquires a response that decreses or ends some aversive stimulation
Term
avoidance learning
Definition
organism acquires a response that prevents some aversive stimulus from occuring
Term
Punishment
Definition
event following a response weakens the tendency to make that response
Term
positive punishment
Definition
added undesirable stimulus that decresses response probability
Term
negative punishment
Definition
taken away stimulus that decreases response probability
Term
somatic motor system plays a role in __ conditioning
Definition
operant
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