Neuroanatomy — Flashcards

Flashcard 311: CN _____ provides parasympathetic innervation to the parotid gland for salivation

Answer: IX (glossopharyngeal)

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Flashcard 312: Putamen and globus pallidus = _____

Answer: lentiform nucleus

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Flashcard 313: Lateral medullary (Wallenberg) syndrome is typically caused by occlusion of the _____ artery

Answer: posterior inferior cerebellar

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Flashcard 314: Achilles reflex = _____

Answer: S1

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Flashcard 315: Dandy-Walker malformation presents as a massively dilated _____ and an absent _____

Answer: 4th ventricle

Extra: Dandy-Walker malformation triad: 1. Agenesis or hypoplasia of the cerebellar vermis. 2. Cystic dilation of the 4th ventricle. 3. Enlargement of the posterior fossa.

Flashcard 316: Lesions to CN III (oculomotor) result in ptosis and a "_____" gaze

Answer: down and out

Flashcard 317: The **abducens nucleus** (stimulated by the PPRF) sends axons that course within the contralateral MLF to reach the _____ nucleus

Answer: oculomotor

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Flashcard 318: _____ herniation involves displacement of the temporal lobe uncus under the tentorium cerebelli

Answer: Uncal (transtentorial)

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Flashcard 319: Parasympathetic output = _____ CN III Oculomotor output = _____ CN III

Answer: peripheral

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Flashcard 320: Which cranial nerves (2) are NOT located in the brain stem? _____

Answer: I and II