mental spine


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Related to mental spine: lingual foramen, genial tubercle

men·tal spine

[TA]
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).

men·tal spine

(men'tăl spīn) [TA]
A slight projection, sometimes two, 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): genial tubercle.

mental spine

A small process on the inner surface of the mandible at the back of the symphysis formed of one or more small projections (genial tubercles).
See also: spine

ge·ni·al tu·ber·cle

(jĕ-nī'ăl tū'bĕr-kĕl)
A small eminence of bone found on the lingual side of the mandible at the midline that serves as attachment site for the genioglossus and geniohyoid muscles.
Synonym(s): mental spine.
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