Front | Back |
Characteristics of short term memory (7)
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-holds only a few items-lasts only a very short period (30 seconds)-requires sustained attention, vulnerable to distraction-circulating-aided by chinking-best seen as "scratchpad" or working memory-organizes info for consolidation into LTM
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Characteristics of long term memory (5)
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-capacity limits unknown-includes both intentional/incidental (intentional more effective)-lasting memories occur after age 3/4-some memories can last a lifetime (permastore)-reconstructed, not replayed exactly (susceptible to motivated distortion, gaps filled by confabulation)
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Explicit memory
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Memory that a person can state, generally recognizing that it is the correct answer. involves temporal lobe
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Implicit memory
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An experience influences what you say or do even though you might not be aware of the influence
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Levels of processing principle
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Concept that the number and types of associations established during learning determine the ease of later retrieval of a memory (superficial and deep)
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Encoding specificity principle
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Associations you form at the time of learning will be the most effective retrieval cues
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Mnemonic device
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Memory aid that is based on encoding each item in a special way (includes method of Loci)
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Permastore (3 requirements)
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Memories can last a lifetime if they are well-learned, kept fresh with new learning, and rehearsed frequently
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Process of memory reconstruction
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We reconstruct an account based partly on surviving memories and partly on expectations of what must have happened
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Digit span task
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Participants are read a series of digits and must immediately repeat them back. length of longest list a person can remember in this fashion is that person's digit span
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Types of memory interference
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Proactive, retroactive
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Proactive interference
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Learning new material is harder after just learning other material
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Retroactive interference
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Recalling previously learned material is harder after just having learned new material
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Korsakoff's Syndrome
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Condition caused by prolonged deficiency of Vitamin B, prevalent in alcoholics. victims suffer apathy, confusion, amnesia
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Types of clustering
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Serial, semantic
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