blood supplies

Question 1

Circle of Willis is made up of which three arteries

Answer 1

1. anterior cerebral
2. posterior cerebral
3. internal carotid
   It allows blood to continue flowing if a major vessel is occluded.

Question 2

middle cerebral artery supplies blood to

Answer 2

middle cerebral territory

Question 3

vertebral arteries give rise to

Answer 3

posterior inferior cerebellar artery (PICA) which supplies posterior spinal cord and
Anterior spinal artery which supplies anterior spinal cord

Question 4

vertebral artery supplies what percentage to brain

Answer 4

20-30 %

Question 5

Internal carotid artery supplies blood to

Answer 5

80% of brain. It branches from the hearts brachicephalic trunk to common carotid artery then branches out to internal and external carotid arteries

Question 6

Internal carotid spit into which two arteries

Answer 6

middles cerebral artery and anterior cerebral artery

Question 7

Posterior cerebral artery is at what level

Answer 7

at level of mid brain and basilar artery splits into it

Question 8

what arteries supply rest of cerebellar surface

Answer 8

anterior inferior cerebella arteries (AICA) and superior cerebellar arteries

Question 9

anterior cerebral artery supplies what?

Answer 9

anterior cerebral territory