Due to poor air quality related to fires in California, the Academy’s San Francisco offices will be closed Friday, Nov. 16. Member support staff will not be available by phone and responses to emails may be delayed.

  • Illustrations by Dave Peace
    File Size: 171 KB

    Branches of the internal carotid artery (ICA). A, Lateral view. B, Anteroposterior view. Proximal ICA branches: ophthalmic artery (OphA) and its branches (anterior and posterior ethmoidal arteries [A&PEthA] and central retinal artery [CRA]); posterior communicating artery (PCoA); anterior choroidal artery (AChA); anterior communicating artery (ACoA); anterior cerebral artery (ACA) and its branches (callosomarginal artery [CalMargA] and pericallosal artery [PeriCalA]); middle cerebral artery (MCA) and its branches (lateral lenticulostriate [LatLSA] and posterior temporal artery [PTempA]).