Neuro-vascular

Question 1

Where does the anterior circulation originate

Answer 1

Paired internal carotid arteries

Question 2

Where does the posterior circulation originate

Answer 2

paired vertebral arteries

Question 3

Whatare the 3 components to eh anterior circulation

Answer 3

Internal carotid artery
Anterior cerebral artery
Middle cerebral Artery

Question 4

Which artery passes over the corpus callous and longitudinal fissure

Answer 4

Anterior cerebral artery

Question 5

What areas does the anterior cerebral artery supply

Answer 5

Medial cerebral hemispheres until the parietal lobe

Corpus callous

Question 6

What areas does the middle cerebral artery supply

Answer 6

lateral hemispheres

basal ganglia

Question 7

What 4 arteries make up the posterior circulation

Answer 7

vertebral artery
basilar artery
Posterior cerebral artery
posterior communicating artery

Question 8

What are the functions of the posterior cerebebral arteries

Answer 8

supplies occipital cortex

thalamus

Question 9

What are the 2 main means of venous drainage

Answer 9

Cerebral veins

Dural venous sinuses

Question 10

What is the only unpaired venous sinus

Answer 10

superior sagittal sinus