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Exam #2
psych exam 2
33
Psychology
Not Applicable
11/15/2015

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Term
Components of Classical Conditioning
Definition
Body automatically reacts
UCS, UCR, CS,CR
Term
Unconditioned Stimulus (UCS)
Definition
(not learned) stimulus organism biologically reacts to. ex: a loud noise that makes you jump
Term
Unconditioned Response (UCR)
Definition
reflexive response from UCS. Ex: jumping from the loud noise
Term
Conditioned Stimulus (CS)
Definition
neutral stimulus that organism has no response to ex: using name "remy" to new puppy who doesn't know her name
Term
Conditioned Response (CR)
Definition
learned response
Term
requirement of classical conditioning
Definition
2 stimuli, contiguity (close in time), association
Term
types of training schedules of CC
Definition
delayed: CS a little before UCS (most effective)
Forward: CS.....UCS
Simultaneous: CS+UCS
backward: UCS...CS (worst)
Term
phobias
Definition
baby albert
UCS: loud noise
CS: rat
developed CR of crying and fear of rat
Term
Taste Aversions
Definition
UCS: nausea/sickness
CS: that food
develop CR of avoiding that food
Term
Operant conditioning
Definition
"operating" learning to repeat behaviors that lead to satisfying outcomes and avoid behaviors that lead to unsatisfactory outcomes.
Term
operant vs. CC
Definition
operant is active classical is passive
Term
reinforcement
Definition
if a consequence is pleasant it is a reinforcer
Term
2 kinds of reinforcement
Definition
Positive reinforcement: something positive is presented that increases response
Slide 16
Negative reinforcement: something aversive is taken away and increases response
Term
punishment
Definition
If a consequence is unpleasant it is punishment.
Term
2 types of punishment
Definition
Positive Punishment: something aversive is presented
Negative Punishment: something good is removed.
Term
discriminative stimulus
Definition
Discriminative stimulus: situational cues that suggest what will be reinforced. DOES NOT ELICIT BEHAVIOR!!
Term
shaping
Definition
reinforcing successive approximations of target behavior ex: having a dog sit before laying down
Term
instinctual drift
Definition
biological rxn to some stimuli interfere with learning ex: little dogs don't like to sit bc already small
Term
Variable interval:
Definition
Variable interval reinforcement occurs after varying lengths of time. The behavior is reinforced at random intervals. Volunteer work may fall under this category. Because it is not a paid job, volunteer workers find reinforcement in ways other than money. Words or gestures of appreciation, given at random intervals, are reinforcing. The volunteer is likely to continue his work.
Term
Fixed interval:
Definition
specific time, 1 response...scalloped pattern ex:paycheck every 2 weeks
Term
Fixed ratio:
Definition
Fixed ratio: specific # of responses, stairstep pattern
ex:Example: a child receives an ice cream cone after she reads five books.
Term
Variable ratio
Definition
Variable ratio reinforcement occurs after a varying number of behaviors. Reinforcement varies unpredictably, so the person or animal performing the behavior is never certain when they will be reinforced. A common example of variable ratio reinforcement in humans is gambling. A person depositing coins in a slot machine is never sure when he will receive a pay-off. Initially, variable ratio reinforcement may take longer to condition a behavior. But once conditioned, the behavior generally occurs at a higher rate and takes longer to extinguish.
Term
superstitions
Definition
winning a game- look for what was unique, wearing purple socks every game
Term
extinction
Definition
break the connection and organism quits responding
(In animal training, when a trainer requests a particular behavior and the animal gives no response, this is also considered an undesired behavior.) To eliminate the behavior, they simply do not reinforce it. Over time, the animal learns that a particular behavior is not producing a desired effect. The animal discontinues the behavior.
Term
spontaneous recovery
Definition
puts organism back into situation-starts responding again
ex:A dog responds to the command “lay down.” One day, he stops listening when told to lay down. Days later, he begins to lay down again.
Term
stimulus discrimination
Definition
organism only responds to original stimulus ex: dog only responds to certain bell, not newer bell
Term
stimulus generalization
Definition
organism responds to anything similar to the original stimulus
ex:•If a bell is paired with salivation in dogs, after the bell noise has been conditioned the dogs may salivate to sounds similar to a bell.
Term
types of memory
Definition
procedural, semantic, autiobiographical
Term
sensory registers
Definition
information collected from environment
Term
modal memory model
Definition
sensory registers grabs info and attention brings it to short term memory
Term
information processing model
Definition
rehearsal moves info from STM to LTM, STM encoding to LTM, format: in LTM how info relates to other info
Term
Short term memory
Definition
information remembered acoustically
Term
Long term memory
Definition
unlimited capacity unlimited duration
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