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psych test 4 101
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38
Psychology
Undergraduate 1
11/18/2009

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Term
orienting response
Definition
An inborn tendency to notice and respond to novel or surprising events.
Term
habituation
Definition
Occurs when you slow or stop responding to an event that has become familiar through repeated presentation.
Term
sensitization
Definition
Occurs when our response to an event increases rather than decreases with repeated exposure. Ex) if you’re exposed repeatedly to a loud noise, you’re likely to become sensitized to the noise.
Term
operant conditioning
Definition
Procedure for studying how organisms learn about the consequences through own voluntary actions. Ex) learn that studying leads to good exam grade.
Term
classical conditioning
Definition
Technique developed to show how simply associations form. Prepares ourselves for the future.
Term
Ivan Pavlov
Definition
Used dogs to study classical conditioning. Noticed dogs salivate before food is placed in their mouths. Noticed stimuli produce response and alternate stimuli can produce the same response through learning.
Term
Albert Bandura
Definition
Social learning approach. Learn many behaviors before attempting them before the first time. Much learning comes from watching other people’s behaviors and imagining what would happen if did similar behavior. 2 components are modeling and imitation. Experiment- Bobo doll where kids watch video of parent or som1 hitting it. Later when had chance beat the hell out of and even pulled toy guns.
Term
BF Skinner
Definition
One of most influential of all radical behaviorists. Thought mental processes were simple and avoided inference of complex mental processes. Used “operant chamber”. Animal gradually reinforced to complete the target goal until it fully performed a behavior.
Term
John Watson
Definition
“little Albert” conditioned to fear white rates; fear extended to rabbits white fur coats. Ex of stimulus generalization.
Term
Edward Thorndike
Definition
Worked with operant conditioning. Puzzle box with cats to see if they can remember how to get out. Found out do not remember really, just trial and error.
Term
conditioned stimulus
Definition
Neutral stimulus that is paired with the uncond. stim. during classic. cond. Ex) Feeders footsteps.
Term
unconditioned stimulus
Definition
A stimulus that leads to a response prior to training. Ex) food.
Term
discriminative stimulus
Definition
Operant conditioning. Stimulus situation in which response will be followed by reward/punishment. Followed by stim generalization and stim discrimination.
Term
unconditioned response
Definition
The response that is produced automatically prior to training. Ex) salivation.
Term
conditioned response
Definition
The learned response produced by the conditioned stimulus. Ex) dog salivates (CR) when hears owners footsteps (CS)
Term
the lemon powder experiment
Definition
Taught to salivate which is the uncond. Stimulus when told to word that made lick lemon powder which made the mouth salivate.
Term
stimulus generalization
Definition
Responding to new stimulus in way similar to response to estb. CS.
Term
Aversive conditioning
Definition
exposed to an unpleasant stimulus while engaging in the targeted behavior, the goal being to create an aversion to it. In adults, aversive conditioning is often used to combat addictions such as smoking or alcoholism.
Term
stimulus discrimination
Definition
Responding differently to a new stimulus than one responds to an estb. CS.
Term
extinction
Definition
Presenting a CS repeatedly, after conditioning, without UCS, resulting in loss in responding. Ex) food no longer follows after bell, so dog stop salivating after hearing bell.
Term
spontaneous recovery
Definition
Recovery of a conditional response after period of not being exposed to the conditional stimulus.
Term
Law of Effect
Definition
Part of operant conditioning. If response if followed by good consequence then strengthened, if it is bad then will be weakened.
Term
reinforcer
Definition
Response consequences that increase likelihood of responding in similar way again.
Term
Punishment
Definition
consequences that decrease the likelihood of responding.
Term
positive reinforcement
Definition
An event’s presentation following a response increases likelihood in future will get the same response. Usually appettive stimulus-something it wants, needs, likes.
Term
negative reinforcement
Definition
Events removal following a response increases future probability of same response. Response leads to removal of stimulus. Ex) Shut off loud alarm clock.
Term
positive punishment
Definition
Present event after response lowers chance of having it happen again. Ex) scolding.
Term
negative punishment
Definition
Removal of event after responding lowers likelihood. Ex)take away allowance.
Term
schedules of reinforcement.....
Continuous
Definition
each response is followed by rapidly reinforcement. Ex)salesperson paid for each sale.
Term
schedules of reinforcement.....Partial
Definition
Reinforcement delivered only sometime. Ex) don’t receive a smile/thank you everytime hold the door for someone.
Term
schedules of reinforcement.....Fixed interval
Definition
reinforcement delivered after interval of time. Ex) monthly paycheck.
Term
schedules of reinforcement.....Variable interval
Definition
time until reinforcement changes. Ex) weekly pop quizzes.
Term
shaping
Definition
Estb. new responses by reinforcing successive approximations to it. Problem: complex behaviors don’t really occur spontaneously so hard to reinforce. Solution: procedure where reinforcement given successively to the desired response.
Term
chaining
Definition
Operant conditioning method where behaviors are reinforced by opportunities to engage in the next behavior. Starts at the last behavior and works backwards towards the beginning. Ex) eating. Learn to eat with utensils then work back to making then getting food.
Term
social learning
Definition
Learn many behaviors before attempting them before the first time. Much learning comes from watching other people’s behaviors and imagining what would happen if did similar behavior. 2 components are modeling and imitation. Experiment- Bobo doll where kids watch video of parent or som1 hitting it. Later when had chance beat the hell out of and even pulled toy guns.
Term
vicarious reinforcement
Definition
Most likely imitate behaviors that have been rewarding to other people. Less likely to imitate if see unpleasant results. Vicarious reinforcement is the substitution for others experience for selves.
Term
Vicarious punishment
Definition
Model is punished for certain action.
Term
Conditioned Inhibition
Definition
Learning that an event signals absence of UCS. Ex) bell + light=no food. Might produce opposite response of CR like leave food area. Conditioned inhibitors may work as safety signals if UCS is dangerous.
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