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A blood vessel carrying blood away from the heart. All arteries except the pulmonary artery carry oxygenated blood. The walls of an artery consist of three layers: an inner layer (tunica intima), a middle smooth muscle and elastic tissue layer ( tunica media), and an outer fibrous layer ( tunica adventitia, tunica externa). See Appendix C for the main arteries of the head and neck Arteries of the head and neck.

Subjects: Dentistry.

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