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Sensory & Working Memory
Lecture Notes
19
Psychology
Undergraduate 4
04/30/2013

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Cards

Term
Learning
Definition
extending and transforming knowledge and constructed/ built. Not acquired.
Term
Cognition
Definition
Mental process of acquiring knowledge through thought, senses and expierences
Term
Domain Specific Knowledge
Definition
task/ course specific.
Ex: science, history football, etc
Term
General knowledge
Definition
Non specific, something that is used from a previous concept and used to try to understand something else.
Term
Sensory Memory
Definition
Initial thought process from environmental stimuli. Lasts 1-3 seconds
Term
Iconic Content from Sensory Memory
Definition
Visual information (like a photograph)
Term
Echoic Content from Sensory Memory
Definition
Sound information like an echo
Term
Perception
Definition
Process of detecting a stimulus and assigning meaning to it
Term
Bottom-up Processing
Definition
broken into pieces and assembled from bottom to top. Organized to make meaningful wholes
Term
Top - Down processing
Definition

Applying what we know to new situations.

General knowledge to specific.

Term
Working Memory
Definition
new info combined with pre existing long term memory, aka workbench. Can hold between 5 and 7 pieces of info. Has 3 parts - Central Executive, Phonological Loop, and Visuospatial Sketchpad.
Term
Central Executive
Definition
Control and Decision processes. Reasoning and language comprehension, transfers information to long term memory via rehearsal or recording.
Term
Phonological Loop
Definition
System for rehearsing words and sounds. Immediate recall from recycling.
Ex. repeating phone # to remember it.
Term
Visuospatial Sketchpad
Definition
holds images and allows you to manipulate them
Term
Intrinsic cognitive load
Definition
amount of attention needed for specific task
Term
Extraneous cognitive load
Definition
distractions. Amount of cognitive capacity used to deal with other things other than the task needed to be complete.
Term
Maintenance Rehearsal
Definition
repeating info in your head
Term
Elaborative rehearsal
Definition
Connecting what you already know
Term
Chunking
Definition
grouping info into meaningful pieces
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