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Neck dissection showing the internal and external jugular veins

The internal jugular vein is exposed on the right after resection of the sternocleidomastoid muscle. The external jugular vein has been transected at the base of the neck on the subject's right but is shown intact external to the sternocleidomastoid muscle on the left. Illustration by Henry Vandyke Carter (1831-1897). (Source: Gray H. Gray's Anatomy. 20th edition. Revised by Warren H Lewis. Philadelphia/New York City: Lea & Febiger, 1918. Public domain.)

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