Review Questions
  1. Outline the formation of the circle of willis

  2. Explain the formation and significance of the carotid siphon.

  3. State 3 factors that influence the effect of occluding an artery in the brain.

  4. Name the main structures affected in the superior, middle and inferior alternating hemiplagia

  5. Name the tributaries of the great cerebral vein.

  6. State the termination of the superficial middle cerebral vein.

  7. Describe the distribution of the main cortical arteries and state the effects of their occlusion