Blood Supply

Question 1

What is the blood supply of the cerebellum?

Answer 1

Superior, middle and inferior cerebellar arteries.

Question 2

Which artery supplies the medial aspect of cerebral hemispheres?

Answer 2

Anterior cerebral artery.

Question 3

What artery supplies the lateral aspect of cerebral hemispheres?

Answer 3

Middle cerebral artery.

Question 4

What are the 3 branches of the MCA?

Answer 4

Superior - supplies anterior to central sulcus and a small portion of post-central gyrus.
Inferior - supplies all the rest.
Lenticulostriate - supply the internal capsule.

Question 5

What is the blood supply of the internal capsule?

Answer 5

Lenticulostriate arteries - branches of the MCA.

Question 6

What arteries supply the anterior 2/3 of the spinal cord (everything except dorsal columns)?

Answer 6

Anterior spinal arteries - branches of vertebral arteries.

Question 7

Which 2 arteries supply the thalamus?

Answer 7

Thalamoperforator and thalamogeniculate (both branches of PCA).

Question 8

What is the blood supply of the brainstem?

Answer 8

Arteries of the posterior circulation (pons supplied by pontine arteries).