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Gray, Psychology, 4e Review: Sleep & Dreams - EEG changes during sleep - synchronized/ desynchronized activity - paradoxical features of REM sleep - brain.

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Presentation on theme: "Gray, Psychology, 4e Review: Sleep & Dreams - EEG changes during sleep - synchronized/ desynchronized activity - paradoxical features of REM sleep - brain."— Presentation transcript:

1 Gray, Psychology, 4e Review: Sleep & Dreams - EEG changes during sleep - synchronized/ desynchronized activity - paradoxical features of REM sleep - brain areas: SCN, pons - function of sleep: 2 theories - function of dreams/ REM sleep- evidence? - VIDEO: - 1. Word association test during REM - 2. Learning task with REM deprivation

2 Gray, Psychology, 4e CHAPTER 9 Memory and Consciousness

3 Gray, Psychology, 4e Overview: An Information- Processing Model of the Mind Sensory Memory Working Memory Long-Term Memory Control Processes

4 Gray, Psychology, 4e An Information-Processing Model of the Mind What moves information from one store to other?

5 Gray, Psychology, 4e Answer: Control Processes - Attention, Encoding, Retrieval

6 Gray, Psychology, 4e Sensory Memory and Attention: The Portal to Consciousness Sensory Memory as a Store Selective Nature of Attention Unconscious, Automatic Processing of Input

7 Gray, Psychology, 4e Visual Sensory memory: The Icon Sperling (1960)- “reading” letters up to 1/3 sec after display Eriksen & Collins (1967)- superimpose 2 icons Conclusion: Iconic memory lasts about 1/3 of second

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9 Rock & Guttman (1981) Task: attend to red shape Test: recognition for red and green shapes Result: performed at chance level for recognition of unattended shapes, but did notice unusual characteristics

10 Gray, Psychology, 4e Evidence for our ability to screen out irrelevant info!!

11 Gray, Psychology, 4e Priming: Evidence that sensory input can influence behavior/ thought without itself being conscious

12 Gray, Psychology, 4e Automatic, Obligatory Processing: Stroop Effect

13 Gray, Psychology, 4e Working Memory: The Active, Conscious Mind Verbal : Phonological Loop Visual: Visuospatial Sketch Pad Importance of Prefrontal Lobes in Working Memory

14 Gray, Psychology, 4e The visuospatial sketch pad Kosslyn (1993) Task: In your memory, focus on back of boat Q: Was there a: a) motorb) windowc) anchor? Answers took longer for c) than for b) than for a)

15 Gray, Psychology, 4e Encoding Information into Long- Term Memory Elaboration Organization Visualization

16 Gray, Psychology, 4e Craig & Tulving (1975): Evidence for value of elaboration

17 Gray, Psychology, 4e Value of organization for long term memory DEMO: Task: remember as many words as you can

18 Gray, Psychology, 4e mouse hot net trap milk tiger cookie cat wheat moth cage field bear tan cheese cool butterfly sun cow yellow bread germ

19 Gray, Psychology, 4e Multiple Memory Systems: Beyond the Modal Model Distinctions Among Explicit and Implicit Memory Systems Neuropsychological Evidence for Separate Memory Systems

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22 Temporal lobe amnesia: Case of H.M. Evidence for two types of memory

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24 Retrieving Information from Long-Term Memory The Role of Time Interference as a Cause of Forgetting Mental Associations and Memory Retrieval Cues Memory Construction as a Source of Distortion

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