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17 Cards in this Set

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  • Back
Broca's Area #44
I: Arcuate fasciculus
O: Premotor cortex
L: Broca's aphasia (comprehending, non-fluent)
Wernicke's Area #22
I: Primary auditory cortex
O: Arcuate fasciculus
L: Wernicke's aphasia (non-comprehending, fluent)
Arcuate fasciculus
I: Wernicke's area
O: Broca's area
L: Conduction aphasia (comprehending, fluent, defect in repetition)
Primary auditory cortex #41
I: Medial geniculate nucleus
O: Auditory association areas
L: Improper localization of sound
Auditory association area #42
I: Primary auditory cortex
L: Word deafness (unable to connect sounds with meaning)
Motor Cortex #4
I: VL, premotor area
O: Corticospinal pathway
L: CONTRA upper motor neuron signs
Premotor area #6
I: VL
O: Motor cortex
L: CONTRA upper motor neuron signs
Frontal eye fields #8
I: Where visual stream (dorsal)
O: Contra PPRF
L: Eyes look toward the lesion (with siezure, eyes look away)
Lateral prefrontal cortex
L: Loss of executive function, working memory
Primary somatosensory area #3,1,2
I: VPL, VPM
O: Secondary somatosensory areas
L: Loss of CONTRA sensation (DC and STT)
Secondary somatosensory area #5,7,40
I: Primary somatosensory cortex
L: Astereognosis, Agraphesthesia
Parietal association areas
Dominant lesion: classical apraxia (can't brush teeth, dress self)
Non-dominant lesion: construction apraxia
Primary visual cortex #17
I: Lateral geniculate nucleus (via optic radiations)
O: Visual association areas
L: CONTRA homonymous hemianopsia with macular sparing
Visual association areas #18,19
I: Primary visual cortex
O: Dorsal where stream, Ventral what stream
Where stream
I: Visual association areas #18,19
O: frontal eye fields
L: Decreased perception of motion, decreased ability to track a moving object and decreased ability to voluntary gaze towards a moving object
What stream
I: Visual association areas #18,19
L: Color agnosia (can distinguish, but can't name colors - bilateral); Prosopagnosia (defective facial recognition - bilateral lesion of fusiform gyrus); Pure dyslexia (visual agnosia - can't read but speech intact, lesion must be in dominant hemisphere and must include part of corpus callosum)
Parietal, occipital, temporal association cortex
I: Pulvinar nucleus; info from POT cortex
Dominant lesion: dyslexia, dysgraphia, dyscalculia (reading, writing, 'rithmetic)
Non-dominant lesion: defective visuospatial skills, part-to-whole processing