PSYCH 2H03 Lecture Notes - Lecture 13: Anterograde Amnesia, Retrograde Amnesia, Long-Term Memory
6 Feb 2017
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Document Summary
People may be influenced by memories that they are not aware of. They may have familiarity without episodic memory. They may be influenced without a feeling of familiarity. Spreading activation travels from one node to another in a network, via the associative links. Networks suggest an explanation for why hints help us remember. Meaning of something between the words affects the speed of lexical decision task. Because bread and butter are often closely associated, words like butter will be recognized faster after seeing bread because the node has been primed from spreading activation. Words like wheat and white will not prime the node as efficiently as butter. Unable to remember events: disrupted memory but intact semantic memory. Patient h. m. received brain surgery to control epilepsy. Bilateral removal of temporal lobes including the hippocampus to treat intractable epilepsy. Korsakoff"s syndrome patients are also profoundly amnesic. Deficiency of thiamine (b1) ebacuse of alcoholism.
