PE - memory models Alevel With Complete Verified Solutions

A level PE - memory models
memory
processing of information by the brain
what are the 3 stages of remembering?
encoding, storage and retrieval
encoding
conversion of information into visual/auditory/semantic codes e.g. practice in training
semantic memory
a category of long term memory that involves the recollection of ideas, concepts and
facts commonly regarded as general knowledge
storage
retention of information over a period of time
retrieval
recovering stored information, dependant on how well known and quantity of information
Atkinson and Shiffrin multi-store memory model (1968)
- short term sensory store
- short term memory
- long term memory
what is the duration of the short term sensory store?
1 second
what is the capacity of the short term sensory store?
unlimited
short term sensory store
information from the environment enters the brain and is stored for 0.25-1 second
before filtering
selective attention
relevant information is filtered into the short term memory and irrelevant information is
forgotten
what is the capacity of the short term memory?
5-9 pieces of information
what is the duration of the short term memory?
30 seconds
chunking
grouping different bits of information together to be remembered as one piece of
information
short term memory
information that is rehearsed and chunked is stored in LTM
what is the capacity of the long term memory?
unlimited
what is the duration of the long term memory?
indefinite
long term memory
encoded information is stored as motor programmes and may be associated with other
meaningful information