Memory 1 Flashcards
Ebbinghaus’ forgetting curve
Retention % drops very quickly after learning but eventually reaches an asymptote of about 20%
Jost’s law
Older memories will be forgotten more slowly than younger ones and benefit more from additional learning
Bartlett on memory
He viewed memory as a construction.
Memories are complemented by known information.
William James on memory
Distinguished primary and secondary memories
Sigmund Freud on memory
Emphasis on unconscious processes.
Repression as a mechanism for forgetting.
Atkinson and Shiffrin model
Sensory store -> Short term store -> Long term store
Baddeley and Hitch model
Central executive
^^^
Visuospatial sketchpad, Episodic buffer, Phonological loop
^^^
Long term memory
Hebbian Learning
Connections that fire together, wire together
Morris water maze
Mice with hippocampal lesion show decreased spatial memory
Alternative idea: hippocampus plays a role in remembering complex associations
Parahippocampal areas
Parahippocampal cortex and perirhinal cortex.
Essential for the formation of complex associations between objects and their context.
Perirhinal cortex
Concerned with recognition, feeling of familiarity
Why distinction between episodic and semantic memory
Semantic dementia vs alzheimer dementia patients
Different parts of the brain involved
Explicit vs implicit memory
Explicit: retrieve something from memory
Implicit: unconscious effect of behaviour due to previous experience
Anterograde amnesia patients have implicit but no explicit memory
