Neurovascular Anatomy: Circle of Willis

Circle of Willis

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Identify the following structures on the left that comprise the circle of Willis:

  • Internal Carotid Artery
  • Anterior Cerebral Artery
  • Anterior Communicating Artery
  • Posterior Communicating Artery
  • Posterior Cerebral Artery
  • Basilar Artery

Also try and identify the following:

  • Middle Cerebral Artery
  • Superior Cerebellar Artery
  • Pontine Peforating Arteries
  • Optic Chiasm
  • Olfactory Bulbs
  • Oculomotor Nerves
  • Mammilary Bodies
  • Uncus



Move the cursor along the course of the vasculature structures above to identify individual segments and their perfusion targets.


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