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43 Cards in this Set
- Front
- Back
Classical conditioning
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Learning that occurs when a neutral stimulus elicits a response that was originally caused by another stimulus
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Unconditioned stimulus
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A stimulus that ilicits a reflexive response without learning
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Unconditioned Response
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A reflexive, unlearned reaction to an unconditioned stimulus
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Conditioned stimulus
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A once neutral stimulus that later ilicits a conditioned response because of being paired with an unconditioned stimulus
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Conditioned Response
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The learned response that occurs to the conditioned stimulus
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Hebb’s Rule
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When a weak connection between neurons is stimulated at the same time as a strong connection is, the weak connection is strengthened
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Acquisition
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The initial phase of learning in which a response is established
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Extinction
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The loss or weakening of a conditioned response when a conditioned stimulus and unconditioned stimulus no longer occur together
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Spontaneous recovery
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The reoccurrence of a previously extinguished conditioned response, typically after some time has passed since extinction
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Generalization
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A response that originally occurs to a specific a stimulus also occurs to different though similar stimuli
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Discrimination
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When an organism learns to respond to the original stimulus but not to other similar stimuli
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Conditioned emotional response
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Emotional and physiological responses that develop to a specific object or situation – phobias
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Preparedness
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The biological pre-disposition to rapidly learn a response to a particular class of stimuli
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Conditioned taste aversion
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The acquired like or dislike of a food/drink because it was paired with an illness
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Latent inhibition
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Occurs when frequent experience with a stimulus before it is paired with a US making it less likely that conditioning will occur after one episode
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Conditioned drug tolerance
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Drug tolerance due to preparedness
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Operant Conditioning
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Learning in which behavior is influenced by consequences
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Contingency
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Consequence depends on action
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Reinforcement
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A process in which an event or reward that follows a response increases the likelihood of the response occurring again
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Law of effect
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Responses followed by satisfaction will occur again and those not followed by satisfaction will become less likely
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Reinforcer
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A stimulus that is contingent upon a response that increases the probability of the response occurring again
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Punishment
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A process that decreases the future probability of a response
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Positive Reinforcement
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The stimulus is added to a situation can be good or bad
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Negative Reinforcement
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The stimulus is removed from the situation can be good or bad
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Avoidance Learning
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Type of negative reinforcement that removes the possibility that the stimulus will occur
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Escape learning
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Occurs if a response removes a stimulus that is already present
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Primary reinforcers
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Addition of basic things needed to survive/reproduce; water, food, shelter
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Secondary reinforcers
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Stimuli that occur only after we learn have value e.g. money
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Discriminative stimulus
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A cue/event that a response if made will be reinforced
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Shaping
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The procedure in which a specific operant response is created by reinforcing successive approximations of that response
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Continuous reinforcement
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Every response made results in reinforcements
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Partial reinforcement
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Only a certain number of responses are rewarded or a certain amount of time must pass before reinforcement is made available
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Fixed-ratio schedule
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Reinforcement is delivered after a specific number of responses have been completed
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Variable-ratio schedule
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The number of response required to receive reinforcement varies according to an average
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Fixed-interval schedule
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Reinforces the first response after a set amount of time
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Variable-interval schedule
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First response is reinforced following a variable amount of time
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Partial reinforcement effect
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Organisms that have been conditioned under partial reinforcement resist extinction longer than conditioned under continuous reinforcement
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Latent learning
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Learning that is not immediately expressed by a response until the organism is reinforced for doing so
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Stimulus-organism-response theory (SOR)
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Differences in actions were based on people’s cognitive interpretation of that situation – what the stimulus meant to them
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Stimulus-Response theory (SR)
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Differences in responding were due to different learning histories – thinking was a form of behavior
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Observational Learning
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Changes in behavior and knowledge that result from watching others
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4 processes involved in observational learning:
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Attention: observation of something that rewards or punishes
Memory: delay between learning a behavior and the opportunity to use it Ability: to reproduce the behavior: observe, practice and observe Motivation: the need to exercise learnt behavior |
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Imitation
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Recreating someone else’s motor behavior or expression
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