Neuroanatomy — Flashcards

Flashcard 581: The medial longitudinal fasciculus is _____ myelinated (heavily or lightly)

Answer: heavily

Flashcard 582: Which dopaminergic pathway connects the substantia nigra pars compacta to the neostriatum? _____

Answer: Nigrostriatal pathway

Flashcard 583: Syrinx expansion in syringomyelia may lead to damage to the _____ motoneurons of the anterior horn

Answer: lower

Flashcard 584: Which cranial nerve is affected in herpes zoster ophthalmicus?

Answer: Trigeminal nerve (CN V), specifically the ophthalmic (V1) branch

Flashcard 585: What functional cortical area corresponds to Brodmann area 4?

Answer: Primary motor cortex

Extra: Brodmann area 4 is located in the precentral gyrus of the frontal lobe.

Flashcard 586: Which thalamic nucleus receives input from the spinothalamic tract and dorsal columns? _____

Answer: Ventral posterolateral (VPL)

Flashcard 587: Structures of the _____ system include the hippocampus, amygdala, fornix, mammillary bodies, and cingulate gyrus

Answer: limbic

Flashcard 588: The motor/sensory areas corresponding to the lower limbs are located in the _____ aspects (medial or lateral) of the pre-/post-central gyri

Answer: medial

Flashcard 589: What type of cell (permanent, labile, stable) are neurons? _____

Answer: Permanent (do not divide in adulthood)

Flashcard 590: Light reflex: The Edinger-Westphal nuclei send pre-ganglionic parasympathetic neurons to the _____ ganglia via CN III

Answer: ciliary