circle of willis

Question 1

Which artery supplies the primary visual cortex?

Answer 1

Posterior Cerebral Artery

Question 2

Which artery supplies the hippocampus?

Answer 2

Posterior Cerebral Artery

Question 3

What happens if there is a blockage in the posterior cerebral artery?

Answer 3

Leads to blindness and memory loss as both the primary visual cortex and hippocampus are supplied by the posterior cerebral artery.

Question 4

What does the anterior cerebral artery supply?

(3 things)

Answer 4

1. frontal lobe
2. medial lobe
3. parietal lobe

Question 5

Blood loss to which artery causes paralysis and loss of sensation from the lower limb and perineum of the contralateral side?

Answer 5

Anterior Cerebral Artery

Question 6

Which artery supplies Broca’s motor speech area and Wernicke’s sensory speech area?

Answer 6

Middle Cerebral Artery

Question 7

A patient with a blockage in the middle cerebral artery may experience what?

Answer 7

• Loss of sensation / motor function to the body except for the lower limb and perineum.
• Loss of function that can affect speech and ability to understand speech.

Question 8

What is Broca’s area responsible for?

Answer 8

Speech Production

Question 9

What is Wernicke’s area?

Answer 9

Speech Comprehension

Question 10

What do the pontine arteries supply?

Answer 10

The Pons

Question 11

What does the superior cerebellar artery supply?

Answer 11

Superior Cerebellum

Question 12

What are the vertebral arteries a branch of?

Answer 12

Subclavian Arteries