Lecture 10 - Feb 8th

Lecture 10 - Feb 8th - Memory Systems Becomefamiliar with...

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Memory Systems Become familiar with your seating assignment, and find info about your TA in the syllabus. *remember to write your name and student ID number on your test AND scantron!! *1 hour to write the exam. Remember to come in the correct door to where you are writing the test. **Midterm is optional, stress free, just to see Conferences next week, review session next Tuesday Overview -Memory systems -Sensory memory -Short-term memory (STM) -Long-term memory (LTM) -Memory disorders (amnesias) Memory Processes Patient HM was one of the most popular patients in psychology -suffered from epilepsy that couldn’t be controlled Henry Molaison (1926-2008) -doctors removed parts of the brain where seizures exist. For HM, they had to bilaterally (both sides of the rain) remove parts [coronial slice of brain shows which parts of the brain are missing] HM: woke up from surgery, had no more epilepsy, but he had severe long-term memory impairments -he only had short-term memory (anterograde amnesia, and retrograde amnesia) -couldn’t remember info BEFORE his surgery -severe memory impairment -now that HM has died, his brain is being studied by scientists SHAPE \* MERGEFORMAT -Memory is important for our self-identity and knowing who we are. HM was probably not conscious of getting old, or recognizing himself -Momento is a good movie to show retrograde amnesia -Studies with HM indicated that different memory processes are functionally localized in the brain. -Exemplifies a link between memory and acquiring of new information -Memory results from learning 3 Stages of memory processes: Encoding: Processing information. Acquisition: registration of sensory and other inputs Consolidation: creation of the physical memory trace Reconsolidation: modification of the trace with recall Storage: Storing of memory Retrieval: Recall of memories
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Example: remember an event, perform a task, etc *How learning results in memory Memory is intimately connected with time. Memory evolves and changes with time. Endel Tulving (one of the biggest memory researchers) calls memory: ‘Mental Time Travel’ -remembering events that have happened throughout our past Memory models distinguish memory systems according to how long our memory lasts There are 3 general memory systems: Sensory memory - Quick, order of seconds
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Lecture 10 - Feb 8th - Memory Systems Becomefamiliar with...

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