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Definition
Attention occurs later in the info processing sequence- after the meaning has been determined - all info in sensory mem is processed |
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Definition
Unattended info is actively inhibited,, not just filtered out and allowed to decay. -Can be measured using negative priming. |
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Reaction time slows on the target trial when that target had been ignored on the previous trial. |
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name the word in red ink in trial one, then in trial 2 the word in red ink will be the same word you actively ignored in trial 1 (the green ink) rt will be slower after being actively inhibited. |
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Peripheral interference hypothesis |
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Definition
Interference due to physical things like holding the phone. |
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Definition
interference is due to directing attention to conversation. more mental. |
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Definition
Involving conscious processing |
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Definition
no necessary involvement of conscious awareness |
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Term
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Definition
the mental attention-focusing mechanisms that prepare you to encode stimulus information. |
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Definition
target pops, parallel search, search rates dont vary as size set increases. |
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Definition
search for a target containing features that the distractors also have |
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Term
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Definition
deficit of attention due to brain damage..victim has decreased ability to detect and object in the visual field opposite of the damaged side. Damage is usually to the right parietotemporal region. |
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Term
Automatic Processes ( posner 1075) |
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Definition
1. unintentionally 2. happens without awareness and introspection 3.consume few attentional resources 4. operate rapidly w/in 1second |
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Term
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Definition
1. Intentional 2. Open to awareness and introspection 3. consumes attentional resources 4. Slow! takes more than 1sec |
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Term
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Definition
Congruent condition( same color font as word-red in red) Incongruent condition( Red in green) Neutral condition( non color words printed in a color) |
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Term
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Definition
Reaction time is slower in the incongruent condition -Reading is automatic and difficult to inhibit |
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Term
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Definition
Rods and cones initiates visual sensation and perseption |
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Term
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Definition
back layer of neurons on retina and first neurons stimulated by light |
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Term
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Definition
highly sensative region of the retinal responisble for focused vision, composed of cones |
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Definition
rods and cones send info to the bipolar cells |
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Term
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Definition
collected messages from the bipolar cells go to the ganglion cells |
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Term
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Definition
they leave the eye and form the optic nerve via lgn (the primary visual cortex) and the superious colliculus of the thalamus |
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Term
How do eyes transmit visual information to the brain? |
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Definition
Each eye transmits visual info to (the visual cortex) the occipital lobes of both hemispheres of the brain. info is processed contralaterally |
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Term
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Definition
fast sweeping eye movements 25-100ms |
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Term
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Definition
pauses in eye movement the eye takes in info during fixations |
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Definition
short duration used to hold visual info. lasting 250-500ms. |
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Term
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Definition
used a tscope to rapidly present images to the eyes. whole report condition- asked them to free recall the letters.
partial report condition- played a tone and asked to recal the row of letters corresponding to that tone |
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Term
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Definition
when a later visual stimulus affects perception of an earlier stimulus |
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Term
Feature detection-Selfridge pandimonium model |
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Definition
1. Data Demons encode pattern 2. Computational demons-one for each simple feature in pattern 3.Cognitive Deamons- One for each pattern 4. Decision Demons- decides which cognitive deamon is loudest. |
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Definition
processing determined by the physical properties..bottom up |
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Conceptually driven processing |
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Definition
relies on content and contextual info and the individuals expectations. |
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