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PSY260 test 1
N/A
43
Psychology
Undergraduate 1
09/25/2012

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Term
Lesion
Definition
Strokes, other injuries can cause problems with STM
Usually left temporal
very reduced digit span
Difficulty repeating sentences back verbatim
recency effect in list recall Understands / repeats sentence meanings
Term
More Lesions
Definition
Injury to brain, commonly right posterior
Result:  “Neglect” of left space Specifically attentional
Body-side neglect ex:  Clock face
Object bisection tasks ex:  Divide line in half
Visual discrimination ex: “Burning-house” pictures
Posterior brain area devoted to visual attention
Term
Introspection
Definition
Systematically analyze own sensations and report as objectively as possible
Term
Encoding
Definition
Put into storage(LTM)
Term
Storage
Definition
Long-term memory
Term
Retrieval
Definition
Bringing information out of LTM
Term
Template
Definition
A pattern stored in memory

inflexible --> 1 idea of what A or key look like
Term
Geons
Definition
Simple geometric components

used to construct bigger objects
Term
Dichotic Listening
Definition
Listening to two messages at once and trying to follow only one
Term
Information Processing Approach
Definition

 

Mind is like a computer
Things you experience stored in abstract form, sometimes called codes
Usually don't store a literal copy in memory
Mental representation
Descendants of IP approach: 
Modules in the mind
Parallel distributed processing (PDP)

 

Term
Top-Down Processing
Definition
Context or past experience FACILITATES (helps) pattern recognition
Existing ideas & experience guide what's perceived
Term
Bottom-Up Processing
Definition
Importance of stimulus in object recognition
Term
Recognition by ComponentsTheory
Definition

Biederman

A specific view of an object can be broken down into geons

Term
Automaticity
Definition
Ex.:  writing to dictation with distraction
Reduces attentional demands
Depends on practice
Has its limits
Term
Divided Attention
Definition

Trying to pay attention to 2+ stimuli

accuracy decreases

i.e. texting and driving

Term
Coarticulation
Definition

 

"Prepare" for next sound - changes position of tongue, lips etc.
Result: Sounds vary according to other sounds before/after

 

Term
Atkinson & Shiffrin's Modal Model of Memory
Definition
3 separate parts
Info. “travels” between parts
Sensory, short-term, long-term
Has to go through all - no shortcuts
Encoding:  Put into storage
Control processes:  Strategies
** Rehearsal **
Term
Levels of Processing
Definition
Self-reference
Generation effect
Term
Why not use introspection as the main
 way to learn how the mind works?
Definition

Subjective

unmeasurable by others

Term
Whatare the advantages of having 
top-downprocessing?
Definition

Speed

When stimuli are incomplete or amibiguous 

 

Term
Why aren’ttemplates a good theory of 
humanpattern recognition?
Definition

Only 1 template 

hard to assimilate

Term
Whatdoesit mean tosay that faces are recognizedmore“holistically” than other objects?
Definition
faces are recognized as a whole but other objects can be recognized just by their parts.
Term
Name 3 key characteristics of attention
Definition
Limited, like a resource
Connected to consciousness
Can be shifted, like a focus
Demands subside w/practice
certain brain areas underly attention
verbal and visual attention are based in different brain areas
Term
Why is speech perception such an amazing ability(In otherwords, what 
are the factors that make speech
perception difficult?)
Definition

Newborns can tell speech from nonspeech

Identifying combinations of phonemes, morphemes
Remarkably accurate, even under poor conditions
Speed
15 to 30 phonemes per second!
No other sounds can be recognized at that rate
Lack of distinct boundaries between words
Ex.:  Oronyms
"we all scream for I-scream"
Term
Describe the factors that led psychologists away from strict behaviorism and towards the cognitive revolution
Definition
Behaviorism: Dominant approach pre-1960s?
Compare to, e.g., James and the functionalists
Growing disenchantment with behaviorist approach
Language acquisition and learning theory
Rise of computers and artificial intelligence
Availability of new methods
Growing integration into other sub-areas
"Cognitive science"
Term
Describe the memory problems that resulted from the removal of H.M.’s hippocampus Also, describethe memory abilities that were not affected by the surgery.
Definition
Removal of hippocampus
Severe amnesia for new information (anterograde)
Main deficits:
New people New facts, experiences Dates; autobiographical info
Preserved abilities:
Pre-surgery people, facts, autobiographical
** STM **
Can learn new skills
Term
Summarizethe evidence in favor of Atkinson &Shiffrin’s model of memory. Summarize the evidence against their model.
Definition
For:

Recency

Serial position

H.M.

 

Against:

encoded without rehearsal

levels of processing

implicit memory (guessing, amnesia)

Term
Stroop Effect
Definition
Divided attention
Name colors, not words
Term
Inaccurate recall of a familiar stimulus such as penny
Definition
computer like coding just gets basic idea, not exact details
Term
prosopagnosia
Definition
face recognition deficit
damage to temporal lobe
only faces
Term
Poor recognition of upside down faces, isolated parts of faces
Definition
holistic
Term
Cocktail party effect
Definition
Hearing name at a party
filter isn't absolute.. dichotic listening
Term
"pop out" in visual search
Definition
blue x among red x's
focused attention
Term
change blindness
Definition
visual scene
attn interrupted
major change, difficult to detect
Term
word superiority effect
Definition
Sees series of letters..
remembers WORK better than ORWK
recognizes words
Term
inattentional blindness
Definition
one trial
looks at cross, something else flashes.
doesn't notice: colored spots, moving bars, words
notices: own name and :)
Term
thought suppression
Definition
instruct to not allow into consciousness.
becomes more aware
Term
perception of word boundaries in speech
Definition
hard to detect but humans gifted when it's language
Term
McGurk effect
Definition
hearing ba ba ba
seeing/hearing da da da
seeing ga ga ga
Term
verbal transformation effect
Definition
repeat word over and over
start to hear something different
Term
serial position effect
Definition
primacy and recency have best results
middle terms often forgotten
Term
long term recency effect
Definition
gets change to be rehearsed and repeated mlst and is therefor easier to remember
Term
hippocampal amnesia/ antereograde amnesia
Definition
severe amnesia for new information
H.M.
removal of hippocampus
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