memory and learning Flashcards
memory
input, storage, and retrieval of what has been learned or experienced
sensory memory
lasts 1-2 seconds
capacity is limited
short term memory
lasts 20-30 seconds
capacity is 7 items
long term memory
lasts your entire life
capacity is unlimited
decays at 75
semantic long term memory
language
episode long term memory
memory of own life
declarative long term memory
stored knowledge called forth as needed
procedural long term memory
learned skills that don’t require conscious recollection
amnesia
less of memory after blow to the head
dissociative amnesia
psychological trauma
infantile amnesia
before age 3, forget most memories
anterograde amnesia
prevents formation of new memories
retrograde amnesia
forget memories from before trauma
classical conditioning
specific stimulus
doesn’t depend on learners behavior
involuntary
unconditioned stimulus
automatic stimulus
unconditioned response
automatic response
conditioned stimulus
learned stimulus
conditioned response
learned response
generalization
responding similarly to range of similar stimuli
discrimination
ability to respond differently to similar stimuli
extinction
disappearance of CR when CS is repeatedly presented without UCS
spontaneous recovery
CR may reappear when CS is presented again but not followed by UCS
taste aversion
negative reaction to a food based on previous experience
operant conditioning
no identified stimulus
reinforcement depends on learner’s behavior
voluntary
