Science / EBSE Neuro Quiz 1

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Artery affected in stroke causing hoarseness and dysphagia
Nerve damaged when eye looks down and out
Nerve damaged when eye drifts upward and causes vertical diplopia
Nerve that monitors carotid body and sinus chemo/baroreceptors
Drug that aids delivery of chemo to brain tumors by transiently unraveling the BBB
Artery affected in stroke causing contralateral paralysis and loss of sensation to lower limb and face
Where does the spinothalamic tract decussate?
Area of lesion in comatose state
Where does the dorsal column tract decussate?
Pathway of middle meningeal artery
Fluent aphasia w/ impaired comprehension
Neurotransmitter increased in schizophrenia
Hemballismus is characteristic of contralateral lesion of what nucleus?
Cells destroyed in Guillian-Barre syndrome
'Floppy baby' presents at birth w/ tongue fasciculations
Area of lesion in spatial neglect syndrome
Neurotransmitter decreased in anxiety and Huntington's disease
Lesion in superior colliculi results in paralysis of
Sensory receptor responsible for position sense and dynamic fine touch
Astrocyte cell marker
Atrophy of strial nuclei + hydrocephalus ex vacuo
Biceps reflex nerve root
Increased CSF in the setting of atrophy
Vagal nucleus of visceral sensation
In the excitatory pathway of the basal ganglia, what disinhibits the thalamus via the GPi/substantia nigra?
Drug contraindicated in closed angle glaucoma
Common site of a berry aneurysm causing CNIII palsy
Dorsal columns nucleus synapse for upper body and extremities
Site in hypothalamus that makes oxytocin
Dermatome at the umbilicus
Horner's syndrome is associated w/ lesion above what spinal cord level?
Lumbar puncture usually performed at level of
Regulation of cerebral perfusion normally driven by
Artery affected in stroke causing contralateral hemianopsia w/ macular sparing
Nerve for taste from posterior 1/3 of tongue
Location of 5-HT synthesis
Schwannoma affecting CNVIII
Artery affected in stroke causing decreased taste from anterior 2/3 of tongue + ipsilateral Horner's syndrome
Nerve that monitors aortic arch chemo/baroreceptors
What connects Broca's and Wernicke's areas?
Neurotransmitter decreased in Parkinson's disease and depression
Sensory receptor responsible for vibration and pressure
Reversible cause of dementia in the elderly
Action of ciliary muscle in near vision
Provides stimulatory feedback to contralateral cortex to module movement
Artery affected in stroke causing tongue deviating ipsilaterally
Area of lesion in which eyes look away from lesion
Area of lesion in Kluver-Bucy syndrome
Thalamic nucleus that relays face sensation and taste information
Child presents w/ staggering gate + pes cavus + kyphoscoliosis
Nonfluent aphasia w/ intact comprehension
Thalamic nucleus that receives auditory information
Cell that myelinates one PNS axon
Pathway of CNV3
Layer of peripheral nerve that must be rejoined in microsurgery for limb reattachment
In the basal ganglia, what inhibits the thalamus to decrease movement?
Pathway of brain stem + vertebral arteries
Dermatome at inguinal ligament
Paralysis of conjugate vertical gaze
Decreased CSF absorption by arachnoid villi leading to increased ICP, papilledema, herniation
Thalamic nucleus that relays vision to the calcarine sulcus
Parkinson's disease results in the loss of dopaminergic neurons from what nucleus?
Artery affected in stroke causing contralateral paralysis and loss of sensation to upper limb and face
Auditory center in the brain stem
Tx of tremors
Dorsal columns nucleus synapse for lower body and extremities
Cells destroyed in multiple sclerosis
Area of lesion in re-emergence of primitive reflexes
Nerve damage with eyes directed medially
Location of highest concentration of Na+ channels
What are Lewy bodies composed of?
Pathway of CNV2
Action of ciliary muscle in distant vision
In the basal ganglia, what stimulates the GPi to inhibit the thalamus?
Conjugate vertical gaze center
Rupture of bridging veins
Innervation of muscles of mastication
Nerve to lateral rectus muscle
Where does the lateral corticospinal tract decussate
Achilles reflex nerve root
Area of lesion in truncal ataxia
Dermatome at the kneecap
Thalamic nucleus that relays pain/temperature, pressure, touch, vibration, and proprioception information
Area of lesion in Wernicke-Korsakoff syndrome
Most common site of berry aneurysms
Nerve to levator palpebrae muscle
Enzyme defect in amyotrophic lateral sclerosis
Dermatome at the nipple
Location of norepinephrine synthesis
Inflammatory infiltrate in Guillain-Barre syndrome
Artery affected in stroke causing contralateral hemiparesis and hemiplegia
'Fried eggs' on H&E staining
Vagal nucleus responsible for motor innervation of pharynx, larynx, upper esophagus
Location of GABA synthesis
Output nerves of cerebellum
Cell responsible for physical support, K+ metabolism, maintaining BBB
Location of ACh synthesis
Pathway of CNXII
Sensory receptor responsible for position sense and static touch
Embryonic origin of Schwann cells
Area of lesion in anterograde amnesia
Cell that myelinates multiple CNS axons
Site in hypothalamus that makes ADH
Muscle that opens jaw
Medial cerebellum injured, which side will patient fall?

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