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canal for vertebral artery


Definition: inconstant feature of the atlas (vertebra C1) in which the groove for the vertebral artery on the lateral aspect of the superior surface of the posterior arch is made a canal by bone extending posteriorly from the lateral mass.

Synonym(s): canalis arteriae vertebralisTA

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.