CHAPT 4: THE ROLE OF LEARNING AND ADAPTATION

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university PSYCH Flashcards on CHAPT 4: THE ROLE OF LEARNING AND ADAPTATION , created by Susannah Mackenz on 27/10/2014.
Susannah Mackenz
Flashcards by Susannah Mackenz, updated more than 1 year ago
Susannah Mackenz
Created by Susannah Mackenz over 9 years ago
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Question Answer
Habituation Decrease in response strength to a repeated stimulus
Decreased sensory response to a repeated stimulus Sensory adaptation
Increase in the strength of the response to a repeated stimulus Sensitization
Classical conditioning procedure in which a formerly neutral stimulus (the conditioned stimulus) comes to elicit a conditioned response by virtue of being paired with an unconditioned stimulus that naturally elicits a similar response (the unconditioned response)
He noticed that with repeated testing, the dogs began to salivate before the food was presented, such as when they heard the footsteps of the approaching experimenter. Pavlov
Acquisition Period when the response is being learned
Neutral stimuli Does not trigger a response
Unconditioned Stimulus Stimulus that produces response innately, without it being learned.
Conditioned stimulus Neurtal stimulus that evokes a conditioned stimulus Learned after being associated with an unconditioned stimulus
Conditioned response Achieved after pairing a conditioned and unconditioned stimuli that produce similar responses.
UCS Unconditioned Stimulus
CS Conditioned Stimulus
UCR Unconditioned response
CR Conditioned response
Stimulus that innately has a response Unconditioned stimulus
A stimulus that gains value through learning Conditioned stimulus
Reflexive unlearned response to innately important stimulus Unconditioned response
Conditioned response Response from a stimulus whose importance results from past learning
Ex: food UCS
Ex: Sight of Favourite restaurant CS
Salvation in response to food UCR
Feeling hungry when you see your favourite restaurant CR
Extinction Absence of past reinforcement producing a response; weakened response that eventually stops
Spontaneous recovery Reappearance of previously extinguished conditioned response after extinction and a time interval
a CR occurs to stimuli other than the original CS, based on the similarity of these stimuli to the CS Stimulus generalization
occurrence of a CR to one stimulus but not to another stimulus Discrimination
POSITIVE, NEGATIVE...E.TC STUDY!!!
in classical conditioning, when a neutral stimulus becomes a CS after it is paired with another CS (rather than with the original UCS) hIGHER-ORDER CONDITIONING
What does this process represent? Before, during, and after high-order conditioning !
A: environmental B: biological C: Psychological D: Levels of analysis of learning
Therapeutic techniques designed to extinguish anxiety responses by exposing clients to anxiety-arousing stimuli or situations while preventing escape or avoidance Exposure therapies
the pairing of a CS that currently evokes a positive but maladaptive response with a noxious UCS in an attempt to condition repulsion toward the CS Aversion therapy
Thorndike Instrumental learning Law of Effect
Thorndike's concept that a response followed by satisfying consequences will become more likely to occur, whereas a response followed by unsatisfying consequences will become less likely to occur Law of effect
Operant conditioning a type of learning in which behaviour is modified by its consequences, such as by reinforcement, punishment, and extinction
an experimental chamber in which animals learn to perform operant responses, such as bar presses or pecking responses, so that the learning process can be studied Skinner Box
the strengthening of a response by an outcome that follows it Reinforcement
Punishment response is weakened by an outcome that follows it; opposite of reinforcement
Discriminative stimulus an antecedent stimulus that signals the likelihood of certain consequences if a response is made
a response is strengthened by the subsequent presentation of a (positive) stimulus Positive reinforcement
a response is strengthened by the subsequent removal of a (noxious) stimulus Negative reinforcement
the weakening and eventual disappearance of a response because it is no longer reinforced Operant extinction
occurs when a response is weakened by the subsequent presentation of a (noxious) stimulus Positive punishment
the removal of a (positive) stimulus following an undesired response to weaken it (e.g., TV privileges are taken away from a misbehaving child who wants attention) Negative punishment
Primary reinforcers positive reinforcers that satisfy biological needs, such as food and water
a stimulus that acquires reinforcing qualities by being associated with primary reinforcers Secondary/ conditioned reinforcers
the ability to forgo immediate rewards for delayed but more satisfying outcomes Delay of gratification
an operant conditioning procedure in which reinforcement begins with a behaviour that the organism can already perform, and then is made contingent on behaviours that increasingly approximate the final desired behaviour Shaping
an operant conditioning procedure used to develop a sequence (chain) of responses by reinforcing each response with the opportunity to perform the next response Chaining
an operant response occurs to a new antecedent stimulus that is similar to the original antecedent stimulus Operant generalization
an operant response occurs when a particular antecedent stimulus is present, but not when another antecedent stimulus is present Operant discrimination
Continuous reinforcement schedule a reinforcement schedule in which each correct response is followed by reinforcement
a schedule in which reinforcement follows some correct responses but not others Partial reinforcement schedule
a reinforcement schedule in which reinforcement is given after a constant number of correct responses Fixed ratio schedule
a schedule in which reinforcement is based on an average but variable number of responses Variable-ratio schedule
a reinforcement schedule in which the first correct response occurring after a constant time interval is reinforced Fixed-interval schedule
a schedule in which reinforcement follows the first correct response that occurs after an average (but variable) time interval following the last reinforced response Variable-interval schedule
a form of learning in which the organism learns to perform a behaviour to escape from an aversive stimulus Escape conditioning
the conditioning of an organism to perform a response to avoid an undesirable consequence Avoidance conditioning
theory that avoidance learning first involves the classical conditioning of fear, followed by learning operant responses that avoid an anticipated aversive stimulus and thus are reinforced by anxiety reduction Two factor theory of avoidance learning
a procedure in which desirable behaviours are reinforced with tokens or points that can later be redeemed for other reinforcers Token economy
also called <em>behaviour modification</em>) in which operant conditioning is combined with scientific data collection to solve individual and societal problems Applied behaviour analysis
The caged animals experiment STUDY
the notion that evolutionary factors have produced an innate readiness to learn certain associations that have had survival implications in the past Preparedness
a learned repulsion to a food that formerly was neutral or desired, by virtue of pairing the food with an aversive UCS (e.g., nausea, stomach illness) Conditioned taste aversion
the tendency for innate behaviours to override a conditioning procedure, thus making it difficult to create or maintain a conditioned response Instinctive drift
in Gestalt psychology, the sudden perception of a useful relationship or a solution to a problem; in psychoanalysis, the conscious awareness of unconscious dynamics that underlie psychological problems Insight
a mental representation of the spatial layout of an area Cognitive map
learning through observing the behaviour of a model Observational learning
the view that hypnotic experiences occur because people are highly motivated to assume the role of being “hypnotized” Social-cognitive theory
Bandura's former name for <em>social-cognitive theory.</em> Social learning theory
the conviction that we can perform the behaviours necessary to produce a desired outcome Self-efficacy
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