Circulatory System
Blood circulates from the upper systemic loop originating at the aortic arch, and includes: the brachiocephalic artery, left common carotid and left subclavian artery. The head and neck are emptied of blood by the subclavian vein and jugular vein.
Read more about this topic: Head And Neck
Famous quotes containing the word system:
“The individual protests against the world, but he doesnt get beyond protest, he is just a single protester. When he wants to be more than that, he has to counter power with power, he has to oppose the system with another system.”
—Friedrich Dürrenmatt (19211990)
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