Neuroanatomy

Question 1

Broca’s area

Answer 1

inferior frontal lobe near pre-frontal cortex

motor region for speech formulation

Question 2

Wernicke’s Area

Answer 2

posterior lateral temporal lobe
parts of adjacent parietal and occipital lobes
sense of hearing

Question 3

what sets of arteries supply the entire brain?

Answer 3

internal carotid and vertebral

Question 4

anterior cerebral artery

Answer 4

• from internal carotid
• goes through longitudinal cerebral fissure
• supplies medial frontal and parietal lobes

Question 5

anterior perforating substance

Answer 5

• supplied by several small arteries from MCA and ACA
• common location of strokes
• supply hypothalamus and basal ganglia

Question 6

middle cerebral artery

Answer 6

• continues from ICA
• through lateral fissure
• supplies lateral surface of brain

Question 7

Opthalmic Artery

Answer 7

• first branch off ICA inside space enclosed by dural sac

- branch of it becomes central artery to retina

Question 8

anterior choroidal artery

Answer 8

• branch off ICA or MCA or PCA

- supplies choroid plexus and deeper structures

Question 9

First branch off vertebral artery

Answer 9

posterior spinal artery

Question 10

first branch off basilar artery

Answer 10

anterior inferior cerebellar arteries

Question 11

posterior cerebral arteries

Answer 11

• termination of basilar artery

- supply part of midbrain, occipital lobe, inferior surface of temporal lobe

Question 12

Connection between carotid and vertebral circulation

Answer 12

posterior communicating arteries

Question 13

Circle of Willis

Answer 13

posterior cerebral, posterior communicating, internal carotids, anterior cerebral, anterior communicating