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Arteries of the Neck and Head

...  parts of the systematic loop. The circulation originates from the aortic arch and the arteries supplying the blood, including the left common carotid artery, the brachiocephalic artery and the left subclavian artery. Blood goes from the head and neck through the jugular vein and the subclavian vein. The brachiocephalic artery or trunk is the largest artery and it branches out to form the common  ...

Aortic Arch

...  structure. It is the curving portion between the ascending aorta and the descending aorta. This structure gives rise to the brachiocephalic trunk, the left common carotid artery and the left subclavian artery. The plura and anterior margins of the lungs cover the arch of the aorta. The remains of the thymus also contribute to the covering of the arch of the aorta. The arch of the aorta  ...

Blood Supply to the Brain

...  also works like a back-up plan when one of the arteries tends to be blocked or is hindered to function as expected. How do the sets of arteries work? The vertebral arteries are originated from the subclavian artery, a component found at the base of the neck. For the blood supply to enter the brain, these arteries pass through the foramen magnum. This is an opening at the base of the skull  ...