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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

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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