Neuroanatomy — Flashcards

Flashcard 561: The _____ sulcus separates the parietal and occipital lobes

Answer: parieto-occipital

Flashcard 562: Which Brodmann area corresponds to the **premotor cortex**?

Answer: Brodmann area 6 (Premotor cortex)

Extra: Brodmann area 6 is located anterior to the primary motor cortex (Area 4). It includes the premotor cortex and the supplementary motor area (SMA), and it is responsible for planning and sequencing complex movements.

Flashcard 563: _____ is due to failure of the left and right hemispheres to separate

Answer: Holoprosencephaly

Flashcard 564: Which cranial nerve provides taste to the supraglottic region? _____

Answer: Vagus nerve (CN X)

Flashcard 565: Upper motoneurons synapse with the cell bodies of lower motoneurons in the _____ horn of the spinal cord

Answer: ventral (anterior)

Flashcard 566: The _____ horn of gray matter contains motor neurons

Answer: ventral

Flashcard 567: _____ hydrocephalus is caused by structural blockage of CSF within ventricular circulation

Answer: Non-communicating (obstructive)

Flashcard 568: One component of the blood-brain barrier is a _____ membrane

Answer: basement

Flashcard 569: _____ herniation may cause compression of CN III, leading to an ipsilateral dilated pupil with a "down and out" gaze

Answer: Uncal

Flashcard 570: What is the destination of the ventral posteromedial (VPM) nucleus of the thalamus?_____

Answer: Primary somatosensory cortex