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mental spine

 

Definition: a slight projection, sometimes two (superior and inferior), in the middle line of the posterior surface of the body of the mandible, giving attachment to the geniohyoid muscle (below) and the genioglossus (above).

Synonym(s): spina mentalis (inferior et superior)TA, genial tubercle, spinae geniorum inferior et superior

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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