Vascular supply (Circle of Willis) — Flashcards

Flashcard 41: Saccular aneurysms of the _____ communicating artery may cause compression of the optic chiasm

Answer: anterior

Flashcard 42: Which cerebral artery supplies the splenium of the corpus callosum?_____

Answer: Posterior cerebral artery

Flashcard 43: The lateral aspect of the pre-/post-central gyrus is supplied by the _____ artery

Answer: middle cerebral

Flashcard 44: Which cerebral artery supplies the language centers (Broca's area, Wernicke's area)? _____

Answer: Middle cerebral artery

Flashcard 45: Which artery of the Circle of Willis supplies the medial surface of the frontal and parietal lobes (including the motor and sensory areas for the lower limb)?

Answer: Anterior cerebral artery (ACA)

Flashcard 46: Which main cerebral artery supplies the genu/posterior limb of the internal capsule?_____

Answer: Middle cerebral artery

Flashcard 47: The _____ branches of the posterior cerebral artery supply the splenium, parahippocampal gyrus, and fusiform gyrus

Answer: cortical

Extra: The **cortical branches** of the PCA supply the splenium of the corpus callosum and the medial and inferior surfaces of the temporal and occipital lobes (including the parahippocampal and fusiform gyri). The **central (deep) branches** (e.g., thalamogeniculate, thalamoperforating) supply the thalamus and midbrain.