Chapter 5 (Memory Structures) Flashcards
(45 cards)
when information is first translated into a form that other cognitive processes can use
encoding
calling to mind previously stored information
retrieval
occurs when we cannot retrieve information
forgetting
assumes that information is received, processed, and stored differently for each kind of memory
modal model of memory
unattended information stored only briefly in, connected to perception
sensory memory
attended information is held in ____ for 20-30 seconds
short term memory
information needed for longer periods of time
long term memory
types of sensory memory
visual, auditory, olfactory, tactile
visual memory is also called
iconic
auditory memory is also called
echoic
showed that the icon can be erased by other stimuli
masking
people recall more words at either the beginning or end of the list than they do words in the middle
serial position effect
improved recall of words at the beginning of a list
primacy effect
improved recall of words at the end of the list
recency effect
the number of items short term memory can hold
7 +- 2
length of time for short term memory
about a minute
the way in which information is mentally represented
coding
length of time when information is lost, about 20 seconds
retention duration
the encoded mental representation of the to-be-remembered information
memory trace
automatic fading of memory traces
decay
the disruption of memory traces by other traces
inteference
old information makes it difficult to acquire new information
proactive interference
new information makes it difficult to recall old information
retroactive interference
short term memory uses ____ search
serial, exhaustive search