A level PE - memory models

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