PSYC 101 Lecture 8: Memory Part 3
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PSYC 101 Full Course Notes
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Document Summary
Affects explicit memory (implicit memory is often saved) Retrograde: ability to remember information from before injury impaired. Anterograde: ability to remember information after the injury impaired. Alzheimer"s: 60-80% case of dementia, progressive, symptoms: Difficulty speaking, walking, and swallowing: plaques and tangles (postmortem diagnosis) Tangles: proteins necessary for axon growth not properly regulated. Many types: vascular dementia, dementia with lewy bodies (dlb, mixed dementia, parkinson"s disease, frontotemporal dementia, etc. Not all are present with memory as an early symptom (frontotemporal dementia) Cognitive changes that are noticeable, but don"t interfere with life/independence. Often thought to be reliable and accurate. Eyewitness misidentification is the single greatest cause of wrongful convictions nationwide, playing a role in nearly 75% of convictions overturned through dna testing . 3 videos: color of plates change, scarf disappears, man walks to answer phone, actor changes. When warned ahead of time, subjects were sure they would have noticed changes: 46% plates, 78% scarf, 59% man.
