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(5 cards)
LONG-TERM MEMORY
IS PART OF THE MEMORY SYSTEM RESPONSIBLE FOR STORING INFORMATION FOR EXTENDED PERIODS- POTENTIALLY FOR AN ENTIRE LIFETIME. HAS UNLIMITED CAPACITY & LONG- DURATION
KEY CHARACTERISTICS OF
LTM
CAPACITY - UNLIMITED
DURATION - A LIFETIME
ENCODING - PRIMARILY SEMATIC , BUT ALSO VISUAL AND ACOUSTIC
MULTI-STORE MODEL OF MEMORY
ATIKINSON & SHIFFRIN (1968)
STRUCTURE:
Sensory Memory → Short Term Memory (STM) → Long-Term Memory (LTM)
EVIDENCE:
Murdock (1962) - Serial Position Effect
Glanzer & Cunitz (1966) - Primary & recency in free recall support separate STM AND LTM
MULTI-STORE MEMORY
CRITICISM
- OVER-SIMPLIFICATION OF MEMORY - THE MSM TREAT BOTH STM AND LTM AS UNITARY STORES WHEN EVIDENCE SHOWS THEY HAVE MULTIPLE SUBSYSTEMS -
Tulving (1972,1985) DEMONSTRATED THAT LTM CAN BE SUBDIVIDED INTO EPISODIC, SEMANTIC, AND PROCEDURAL MEMORY.
- OVEREMPHASIS ON REHEARSAL - MODEL ARGUES INFORMATION MUST BE REHEARSED TO LTM BUT EMOTIONALLY CHARGED MEMORIES ARE OFTEN REMEMBERED WITHOUT CONSCIOUS REHERSAL
FLASHBULB MEMORIES
(BROWN & KILIK, 1997) SHOW HIGHLY EMOTIONAL MEMORIES ARE VIVIDLY RETAINED EVEN WITHOUT REHEARSAL