Neuroanatomy — Flashcards

Flashcard 211: If there is a small ventral horn, the spinal cord level is between _____ - _____ or T2 - L1

Answer: C1

Flashcard 212: Do intramedullary lesions affect fibers of the spinal accessory nerve? _____

Answer: No

Flashcard 213: Which cranial nerve(s) does the nucleus ambiguus contribute to? _____

Answer: CN IX, X, and XI (cranial portion)

Flashcard 214: Which spinal cord level contains mostly gray matter (relative to white matter)? _____

Answer: Sacral

Flashcard 215: Light reflex: The Edinger-Westphal nuclei send pre-ganglionic parasympathetic neurons to the _____ ganglia via CN III

Answer: ciliary

Flashcard 216: Cranial nerve that exits the brainstem from the postolivary sulcus just caudal to the glossopharyngeal nerve: _____

Answer: Vagus (CN X)

Flashcard 217: What type of cranial nerve is the hypoglossal nerve (CN XII)? _____

Answer: Motor

Flashcard 218: Which layer of the six-layered neocortex is the site of termination of the thalamocortical projections? _____

Answer: Internal granular layer (layer IV)

Extra: Atlas:

Flashcard 219: In a lateral view of the brain, the **temporal lobe** points _____. Therefore, if the temporal lobe points to the left, it is the left hemisphere.

Answer: anteriorly

Extra: The temporal lobe points anteriorly (forward, toward the face). In a lateral view of the brain, this orientation allows you to identify the side: if the temporal lobe points to the left, you are looking at the left hemisphere.

Flashcard 220: The _____ is slender pial extension that tethers the spinal cord to the bottom of the vertebral column

Answer: filum terminale