Brain And Arterial Blood Supply

Question 1

Main function of the frontal lobe

Answer 1

Consciousness and thinking

Question 2

Main function of temporal lobe

Answer 2

Smell and sound

Question 3

Main function of parietal lobe

Answer 3

Pain, touch, vibration

Question 4

Main function of occipital lobe

Answer 4

Sense of sight

Question 5

Internal Carotid Artery supplies the…

Answer 5

Cerebrum

Question 6

Branches of the ICA

Answer 6

Anterior cerebral artery
Middle cerebral artery
Posterior cerebral artery

Question 7

Branch that connects the left and right ACAs

Answer 7

Anterior communicating artery

Question 8

Branch that connects the MCA and PCA

Answer 8

Posterior communicating artery

Question 9

Circle of Willis other name

Answer 9

Cerebral arterial circle

Question 10

Clinical importance of Circle of Willis

Answer 10

It gives collateral circulation to the brain if an artery is blocked or damaged preventing ischemia of that part of the brain

Question 11

Arteries that make up the circle of Willis

Answer 11

Anterior cerebral artery (left and right)

Anterior communicating artery

Internal carotid artery (left and right)

Posterior cerebral artery (left and right)

Posterior communicating artery (left and right)

Question 12

Arteries that supply the cerebellum

Answer 12

Superior cerebellar artery - branch of basilar artery

Anterior inferior cerebellar artery - branch of basilar artery

Posterior inferior cerebellar artery - branch of left and right vertebral artery

Question 13

Arteries that supply the brain stem

Answer 13

Pontine arteries - branches of the basilar artery

Anterior spinal artery - branch of the left and right vertebral arteries