PBL LO2

What are the principal arterial supplies to the brain?

• Internal Carotid Arteries

• Vertebral Arteries

• External Carotid Arteries

• Internal Jugular Vein

What is the circle of willis?

• A hexagon of vessels that give rise to the major cerebral arteries

• A circle of vessels that give rise to the major cerebral arteries

• A hexagon of vessels that give rise to the major cerebellar arteries

• A circle of vessels that give rise to the major cerebellar arteries

What does the middle cerebral artery supply?

• Frontal lobe

• Medial aspect of the cerebral hemisphere

• Deep structures of the brain

• Lateral aspect of the cerebral hemisphere

What do the Internal Carotid Arteries supply in the brain?

• Areas of the forebrain

• Brainstem, Cerebellum and occipital lobe

• Brainstem, Cerebellum, Occipital lobe, Parts of the thalamus

• Areas of the midbrain

What do the Vertebral Arteries Supply?

• Areas of the forebrain

• Brainstem, Cerebellum and occipital lobe

• Brainstem, Cerebellum, Occipital lobe, Parts of the thalamus

• Areas of the midbrain

What does the anterior cerebral artery supply?

• Frontal lobe

• Medial aspect of the cerebral hemisphere

• Deep structures of the brain

• Lateral aspect of the cerebral hemisphere

Where do these cerebral arteries run?

• Subarachnoid space

• Subdural Space

What is the role of the anterior choroidal artery?

• Connects to the posterior communicating artery

• Carries blood to the choroid plexus

• Connects to the anterior communicating artery

• Carries blood to the pterygoid plexus