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Neuro Block 4 > Localization of Dysfunction > Flashcards

Localization of Dysfunction Flashcards

1
Q

altered consciousness

A

NNN

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2
Q

primary motor cortex

A

lesion = contra deficit, activation = movement (seizure–> clonic movement)

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3
Q

lesion of FEF

A

ipsi gaze preference

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4
Q

orbitofrontal cortex

A

restraint, socially inappropriate behavior (trauma, meningioma)

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5
Q

frontotemporal dementia (pick’s)

A

progressive dementia, inappropriate behavior, poor judgement, changes in personality

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6
Q

mesiofrontal cortex

A

initiative. motivation, goal-directed behavior. akinetic mutism, incontinence, albulia

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7
Q

spatial attention

A

nondominant lobe

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8
Q

neglect

A

cortical sign

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9
Q

dressing apraxia, no graphesthesia, stereognosis

A

parietal lobe

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10
Q

Gerstmann syndrom

A

dominant parietal lobe, angular gyrus. agraphia, acalculia, finger agnosia, R/L confusion.

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11
Q

wernicke’s aphasia

A

no comprehension, conduction aphasia b/c arcuate fibers damaged due to smaller branch of MCA stroke, global aphasia due to full MCA stroke.

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12
Q

kluver bucy

A

bilateral anterior temporal poles, b/l amygdala. hypersexual. orality. irritable, aggressive. anterograde amnesia

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13
Q

medial temporal lobe problems

A

memory center. hippocampal atrophy, sclerosis

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14
Q

primary visual cortex defect

A

can be monocular, binocular. homonymous hemianopia means cortical or subcortical

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15
Q

macular sparing due to?

A

dual blood supply, PCA and MCA

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16
Q

Balint syndrome

A

simultanagnosia (focus on only small portion not whole field), optic ataxia (can’t point at what you’re looking at), ocular apraxia (can’t look with saccades).

17
Q

watershed infarcts

A

between two main areas. systemic hypoperfusion

18
Q

ACA-MCA infarct

A

man in a barrel syndrome. loss of torso and arm motor fxn

19
Q

MCA-PCA infarct

A

balint syndrome. cardiac arrest causes it?

Neuro Block 4 (10 decks)

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