Posterior arch

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Bone: Posterior arch
First cervical vertebra, or atlas. (Poster. arch labeled at bottom center.)
Latin arcus posterior atlantis
Gray's subject #21 99
/ Elsevier

In a cervical vertebra, the posterior arch forms about two-fifths of the circumference of the ring: it ends behind in the posterior tubercle, which is the rudiment of a spinous process and gives origin to the Recti capitis posteriores minores.

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This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

hu:Arcus posterior atlantis