Ch5_STMWM - Chapter5 ShortTermandWorkingMemory Outline...

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Chapter 5 Short Term and Working Memory
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utline Outline 1. Some questions to think about hat is memory? 2. What is memory? 3. Recall / recognition 4. Short term memory (STM) 1. Duration 2. Capacity 3. Coding 5. Working memory (WM) 1. How it differs from STM 2. Components of WM 1. Phonological loop 2. Visuo spatial sketchpad 3. Central executive M and the brain 3. WM and the brain
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emo Demo
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Dog Street Moon Cart wing Swing Dust Keys Melt
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CPACEOGDPNYSEDOWIRSSECDAXFDICIPO
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Some Questions to Think About Why can I never remember where I put my keys? Why do I never forget how to count or the words to God Save the Queen ? Why do I remember a lot of useless junk? How big is my working memory? How can I enlarge it? Is there a relationship between memory capacity and telligence? intelligence? What’s the relationship between age and STM/WM?
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What Is Memory? processes involved in retaining ti i retrieving using information bout about stimuli ages images events eas ideas skills fter the original information is no longer present after the original information is no longer present
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(a and b): Rachel looks up phone number (c) calls for pizza () p (d) Memorizes the number (e) A few days later, she retrieves number from her long term memory to order pizza again. What about the “extended mind”: why ot store number in her phone rather not store number in her phone rather than in her head! D talk: TED talk: http://www.ted.com/talks/amber_cas e_we_are_all_cyborgs_now.html
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ecall Tasks Recall Tasks As already demoed Brown Peterson task N=41 N=9459
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ontrasts with recognition tasks Contrasts with recognition tasks Was this word on the list? Multiple choice exams
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ort rm Memory Short Term Memory System for storing small amounts of information for a Sys e o so g saao us o oa o o a brief duration Includes both new information received from the sensory stores and information recalled from long term memory
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ow long does STM last? How long does STM last? Brown Peterson task o eeso as Read three letters, then a number egin counting backwards by 3s Begin counting backwards by 3s After a set time, recall 3 letters That time interval is what is varied
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uration / Brown eterson task Duration / Brown Peterson task After 3 seconds of counting, participants performed at 80% fter 18 seconds of counting participants performed at 12% After 18 seconds of counting, participants performed at 12%
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nswer Answer If rehearsal prevented, STM lasts about 15 20 seconds ee as apee ed , S as s abou 5 0 seco ds Mechanism: decay
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ut, not so fast! But, not so fast!
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Ch5_STMWM - Chapter5 ShortTermandWorkingMemory Outline...

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