The Cerebrovascular System

Your brain is about ____ of the total body weight.

• 10%

• 5%

• 2%

• 12%

The brain is the vital role of the nervous system due to its demand for what?

• Oxygen and glucose

• Oxygen and carbon dioxide

• Glucose and blood

• Blood and Oxygen

Tags

NGSS.HS-LS1-7

What organ is the main source of blood for the body?

• The lungs

• The skin

• The heart

• The liver

The internal carotid forms two main branches: the anterior cerebral artery and ____.

• The lateral cerebral artery

• The middle cerebral artery

• The vertebral artery

• The posterior cerebral artery

The anterior cerebral artery, the posterior cerebral artery and the internal carotid artery all meet in the ____ __ ____.

Label the anterior communicating artery.

Label the anterior cerebral artery.

Label the posterior cerebral artery.

Label the middle cerebral artery.

Label the posterior communicating artery.