LS14 - NPB12 Lecture 14 Learning and Memory / Memory and...

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NPB12 Lecture 14
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Learning and Memory / Memory and Learning
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Memory All alone in the moonlight I can smile at the old days I was beautiful then I remember the time I knew what happiness was Let the memory live again Declarative Memory (Explicit Memory; Knowing that) Memory for facts, ideas, and events Memory for information that can be brought to conscious recollection “I remember…” Somewhat selective
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Procedural (Nondeclarative) Memory (Implicit Memory; Knowing how) Memory is expressed as a change in behavior Memory is unconscious
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Echoic Memory Let’s remember the first part of a long sentence so that by the time it takes to get to the end of the sentence you haven’t forgotten what the sentence was initially trying to tell you.
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Declarative Memory: 2 Stages Short-term memory Long-term memory phone numbers names of people you just met locker combination going to Disneyland
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Memory Deficits: Amnesias 2 types: Retrograde: You can’t remember anything that happened before the event. Anterograde: You can’t remember anything that happened after the event.
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time Birth Present EVENT Retrograde Amnesia Anterograde Amnesia
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Memory involves: Cerebral Cortex and the Limbic System: Circuitry? Entorhinal cortex The Limbic System: (1) is involved in emotion, motivation, learning, and memory (procedural memory). (2) is critical for the storage, and retrieval of memory.
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Concussion: A transient arrest of brain activity due to a blow to the head or sudden acceleration and deceleration of the skull ("whiplash") without detectable pathological change. Severity is measured by the extent of anterograde amnesia
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Athletes Regular people
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Korsakoff’s Psychosis Symptoms: anterograde amnesia retrograde amnesia apathy decreased spontaneity confabulation Normally seen in alcoholics and results from a vitamin B1 deficiency Primarily affects the mammillary Bodies and the thalamus
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Transient Global Amnesia (TGA) Defined as a sudden but transient retrograde and anterograde amnesia. Duration is usually only a few hours
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LS14 - NPB12 Lecture 14 Learning and Memory / Memory and...

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