Understanding Blood Vessels Supplying the Brain

What does the spirit bowl in the mnemonic represent in the Circle of Willis?

• Internal carotid artery

• Middle cerebral artery

• Anterior cerebral arteries

• Posterior cerebral arteries

Which artery is represented by the cow's tail in the mnemonic?

• Basilar artery

• Posterior inferior cerebellar artery

• Anterior spinal artery

• Superior cerebellar artery

What does the cow's ear represent in the mnemonic for cerebellar arteries?

• Anterior inferior cerebellar artery

• Basilar artery

• Posterior inferior cerebellar artery

• Superior cerebellar artery

What is the role of the vertebrobasilar system in the brain's blood supply?

• Supplies the anterior spinal artery

• Supplies the middle cerebral artery

• Supplies the posterior end of the Circle of Willis

• Supplies the anterior end of the Circle of Willis

Which artery is not part of the Circle of Willis?

• Middle cerebral artery

• Anterior cerebral artery

• Basilar artery

• Posterior communicating artery