12 Questions
Which artery supplies the structures in the ventromedial regions of the medulla?
Posterior spinal and posteroinferior cerebellar arteries
In central facial paralysis resulting from damage of the facial nucleus, what is affected?
Paralysis of ipsilateral facial muscles except the buccinator
In a stroke affecting the territory of the middle cerebral artery, where are weakness and sensory loss most severe?
In the contralateral face and arm
What term is used for increased muscle tone through the range of motion of the limb?
Spasticity
What is the most likely diagnosis for the 25-year-old man with the described symptoms?
Multiple sclerosis
Which term best describes sudden, irregular, shock-like muscle contractions?
Myoclonus
In the described neurologic syndrome, which artery's territory could be expected to be affected?
Right posterior inferior cerebellar artery
What could cause hemiplegia and sensory deficit on the right side of the body?
Left middle cerebral artery infarction
If the oculomotor nerve is sectioned, what may result except for:
Abduction of the eyeball
Which nerve carries sensory input for taste?
The facial and glossopharyngeal nerves for the anterior 2/3 and posterior 1/3 of the tongue, respectively
What is the usual cause of Wernicke's aphasia?
A lesion of the superior temporal gyrus
What would result from the destruction of the lower cervical and upper thoracic ventral roots on the left side?
Dilated left pupil
Test your knowledge of neurology with this exam featuring questions about the blood supply to specific regions of the medulla, facial paralysis, and more. Select the single best answer for each question and challenge your understanding of neuroanatomy and neurological disorders.
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