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PSY 478 Sleep and Memory

by: Taylor Russell

PSY 478 Sleep and Memory PSY 478

Marketplace > University of Arizona > Psychlogy > PSY 478 > PSY 478 Sleep and Memory
Taylor Russell
GPA 3.7

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About this Document

Notes from Natalie Bryant, guest lecturer on sleep and memory
Sleep and Sleep Disorders
Dr. Peck
Class Notes
25 ?




Popular in Sleep and Sleep Disorders

Popular in Psychlogy

This 2 page Class Notes was uploaded by Taylor Russell on Sunday April 17, 2016. The Class Notes belongs to PSY 478 at University of Arizona taught by Dr. Peck in Spring 2016. Since its upload, it has received 8 views. For similar materials see Sleep and Sleep Disorders in Psychlogy at University of Arizona.


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Date Created: 04/17/16
PSY 478 4/12 Sleep and Memory Echmans Emotions  Surprise, Sadness, Joy, Fear, Anger, Disgust Memory: process involved in retaining, retrieving and using information about stimuli, events, skills, ideas  Short Term or Working Memory: briefly holds information (small amount) o Rehearsal control, New sensory representations being formed o Sleep deprivation conditions on working memory  Sleep deprivation affects performance on working memory tasks, as well as maintenance of information  Whole brain analysis shows a frontal lobe and parietal lobe combo  Long Term Memory: archive that stores info for longer amounts of time o Indefinite capacity (evidence that memory system is not a computer o Process of LTM: event encode  consolidate  LTM  Encoding is susceptible, it is a mental representation of environmental info o Sleep deprivation on LTM  Disrupts consolidation (stabilizing of new memories)  Cellular and System consolidation strengthened by sleep  Delta waves (n3) do not occur when youre awake only during sleep o N3 associated with memory processes  REM has memory functions  Types of Long Term Memory o Declarative (explicit): memory for events, facts  Conscious awareness  Medial temporal lobe: hippocampus, perirhinal hippocampus, parahippocampus  N3 these structures communicate with eachother  Consolidation during early half of sleep  SWS replay, neurons re-firing in the same exact sequence during sleep increase memory consolidation o Episodic: memories for events, autobiographical, past events  Fast acquisition, detailed, specific, hippocampus reliance o Semantic: slow acquisition, general, impersonal, cortical reliance o Non-declarative: unconscious  associated with waking brain waves  consolidated during second half of sleep  Dreams and Memory o Sleep alters memories o Dreams create new episodic memories  Vividness during REM  Later SWS consolidation can confuse things


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