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Cerebral Arterial Circle (of Willis) Anatomy


Cerebral Arterial Circle (of Willis) Anatomy
Vessels dissected out: inferior view, Anterior cerebral artery (A2 segment), Anterior communicating artery, Anterior cerebral artery (A1 segment), Ophthalmic artery, Internal carotid artery, Middle cerebral artery, Posterior communicating artery, Posterior cerebral artery (P2 segment) (P1 segment), Superior cerebellar artery, Basilar artery, Pontine arteries, Anterior inferior cerebellar artery, Anteromedial central (perforating) arteries, Long medial striate artery (recurrent artery of Heubner), Anterolateral central (lenticulostriate) arteries, 

Superior hypophyseal artery, Inferior hypophyseal artery, Anterior choroidal artery, Thalamotuberal artery, Posteromedial central (perforating) arteries, Thalamoperforating artery, Posteromedial central (paramedian) arteries, Labyrinthine artery, Vertebral artery, Vessels in situ: inferior view, Anterior cerebral artery, Hypothalamic artery, Internal carotid artery, Middle cerebral artery, Inferior hypophyseal artery, Posterior communicating artery, Efferent hypophyseal veins, Posterior cerebral artery, Anterior communicating artery, Optic chiasm, Cavernous sinus, Infundibulum and portal veins of hypophysis, Anterior lobe (adenohypophysis) of pituitary gland, Posterior lobe (neurohypophysis) of pituitary gland, Posteromedial central (perforating) arteries, Superior cerebellar artery Basilar artery
Cerebral Arterial Circle (of Willis) Anatomy