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36 Cards in this Set
- Front
- Back
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hyperorality, hypersexuality, and disinhibtion
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BILATERAL amygdala
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problems concentraiting, orienting, and with judgement... also the return of primitive reflexes
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frontal lobe
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right pariental lobe lesion
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contralteral neglect (this is due to right being the non-dominant)
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dominant pariental lobe lesions
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poor writing, poor calculations, confusion of left and right, and finger agnosia
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reduced arousal or coma
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reticular activating system (raphe, locus ceruleous, retiular) in the MIDBRAIN
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Bilateral mammillary bodies
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W-confusion, eyes, ataxia...K-memory loss, confabulation, personality
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Cerebellar hemisphere lesion
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intention tremor, limb ataxia....ipsilateral defects due to double cross
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truncal ataxia and dysarthria
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cereballar vermis lesion
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subthalamis nucleous lesion
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contralateral hemiballismus
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hippocampus lesion
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anterograde amnesia
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eyes look AWAY from side of lesion (used for fast horizontal eye movements and REM sleep)
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paramedian pontine reticular formation (PPRF)
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eyes look toward lesion
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frontal eye fields (frontal lobes)
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anterior cerebral artery lesion
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legs and foot motor and sensory
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middle cerebal artery
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hand, face motor and senosry
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upward gaze probelms
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superior colliculi (pinealoma)
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cannot repeat "no ifs and or buts"
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arcuate fasciculus
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anterior spinal artery (medial medullary syndrome)
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ipsilateral CN12( toward), ML (contra dorsal columns), contralateral hemiparesis (lower extremities)
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PICA (lateral meduallry--Wallenburgs)
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contralateral pain and temp, ipsi dysphagia/ horseness/gag/diplopia/nystagmus/vomit/horners/facial pain and temp...ipsilateral ataxia (8/9/10)
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AICA (lateral inferior pontine)
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ipsi facial paralysis, ipsi cochlear/vestibular/ facial pain and temp/ dystaxia due to ICP and MCP(input center)
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posterior cerebral lesion
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contralateral hemianopia with macular sparing
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middle cerebal artery
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contrlateral face and arm paralysis and sensory loss, aphasia (dominant hem) or neglect
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anterior cerebral artery
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leg and foot motor and sensory
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Anterior communicating
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visual fields like bitemporal
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posterior communicating
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CN3 palsy (down and out)
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lateral striate (divisions of middle cerebral)
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supplies internal capsule, caudate, putamen, GP...cause pure motor hemiparesis
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between the middle and anterior cerebral, posterior and middle ...watershed
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upper leg and upper arm weakness...defects in hgiher order visual processing (these would be seen after severe hypotension)
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Basilar artery lesion
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locked in syndrome meaning all gone except for CN3
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anterior circle stroke
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sensory and motor with aphasia
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posterior circle stroke
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cranial nerve defects (visual and vertigo), coma, cerebellar
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brains response to ischemia
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reactive gliosis where astrocytes enlarge and proliferate ...later a wall with astrocyes around it will form
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herniation under falx
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subfalcine...can compress anterior cerebral artery
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transtentorial hernation
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straight down causing hydrocephalus
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ipsi CN3, contra homoymous hemianopia (PCA), ipsilateral paresis, duret hemorrhage of the paramedian artery
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uncal herniation (blown pupil with outter part of 3 compressed), vison, basial duret hemorrhage, contralateral crus cerebri causes ipsi paresis
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hetergeneously enhancing lesion
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GBM, (cyst with pliocytic astro)
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mets to brain, abcesses, TOXO, AIDs lymphoma
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right enhancing
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uniform
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herpes, medulloblastoma (very solid), meningioma
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