| musculus quadratus menti | <anatomy, muscle> Origin, anterior portion of lower border of mandible; insertion, orbicularis oris musculus and skin of lower lip; action, depresses lower lip; nerve supply, facial. Synonym: musculus depressor labii inferioris, depressor muscle of lower lip, musculus quadratus labii inferioris, musculus quadratus menti. (05 Mar 2000) |
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| musculus transversus menti | <anatomy> Inconstant fibres of the depressor anguli oris musculus continue into the neck and cross to the opposite side inferior to the chin. Synonym: musculus transversus menti, transverse muscle of chin. (05 Mar 2000) |
| symphysis menti | The fibrocartilaginous union of the two halves of the mandible in the foetus; it becomes an osseous union during the first year. Synonym: symphysis mandibulae, symphysis mentalis, symphysis menti. (05 Mar 2000) |
| transversus menti muscle | <anatomy> Inconstant fibres of the depressor anguli oris musculus continue into the neck and cross to the opposite side inferior to the chin. Synonym: musculus transversus menti, transverse muscle of chin. (05 Mar 2000) |