Basal Ganglia — Flashcards

Flashcard 1: Which part of basal ganglia recieves the afferent pathway input?_____

Answer: Striatum

Flashcard 2: Anterior cerebral artery and _____ artery supply the corpus callosum.

Answer: Posterior cerebral artery

Extra: The corpus callosum is supplied by both the Anterior Cerebral Artery (ACA) and the Posterior Cerebral Artery (PCA). - **ACA (Pericallosal artery):** Supplies the rostrum, genu, and body. - **PCA (Posterior pericallosal artery):** Supplies the splenium (the posterior-most part).

Flashcard 3: One component of the basal ganglia is the _____, which is located in the rostral midbrain

Answer: substantia nigra

Flashcard 4: _____ are thin myelinated or unmyelinated axons, which are afferents and efferents passing through the striatum.

Answer: Wilson's pencils

Flashcard 5: ID Nucleus: _____

Answer: Dorsal motor nucleus of X - Adjacent and lateral to the hypoglossal nucleus

Flashcard 6: ID Cortical Area: _____

Answer: Wernicke's area (Brodmann area 22)

Flashcard 7: ID Brainstem Level: _____

Answer: Rostral midbrain - Presence of colliculi - Presence of cerebral aqueduct - Presence of cerebral peduncles - Presence of CN III

Flashcard 8: ID Gyrus: _____

Answer: Cuneus gyrus

Flashcard 9: ID Cortical Area: _____

Answer: Somatosensory association cortex

Flashcard 10: ID Nucleus: _____

Answer: Nucleus of CN III - Located in rostral midbrain - Anterolateral to cerebral aqueduct - Anterior to nucleus of Edinger-Westphal