risorius


risorius
See r. (muscle). [L. risor, a laughter, fr. rideo, pp. risus, to laugh]

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ri·so·ri·us ri-'sōr-ē-əs, -'zȯr- n, pl -rii -ē-.ī a narrow band of muscle fibers arising from the fascia over the masseter muscle, inserted into the tissues at the corner of the mouth, and acting to retract the angle of the mouth

Medical dictionary. 2011.

Look at other dictionaries:

  • risorius — [ rizɔrjys ] n. m. • 1765; mot lat. « riant » ♦ Anat. Muscle superficiel des commissures des lèvres, contribuant à l expression du rire. ● risorius nom masculin (latin scientifique risorius, de ridere, rire) Petit muscle peaucier de la face,… …   Encyclopédie Universelle

  • Risorius — Muscle infobox Name = Risorius Latin = musculus risorius GraySubject = 108 GrayPage = 385 Caption = Muscles of the head, face, and neck. Origin = parotid fascia Insertion = modiolus Blood = facial artery Nerve = Buccal branch of the facial nerve… …   Wikipedia

  • Risorius — Musculus risorius Ursprung Masseterfaszie, Haut der Wange Ansatz Mundwinkel Funktion Seitwärts u. Kopfwärtsbe …   Deutsch Wikipedia

  • risorius — n. (Anatomy) facial muscle of mouth in the human body …   English contemporary dictionary

  • risorius — ri·so·ri·us …   English syllables

  • risorius — …   Useful english dictionary

  • Risorĭus muscŭlus — (Anat.), der Lachmuskel …   Pierer's Universal-Lexikon

  • risorius muscle — musculus risorius …   Medical dictionary

  • Muscle Risorius — (en rouge). Le muscle risorius ou risorius (Musculus risorius en latin) est un petit muscle plat inconstant et de taille assez variable de la joue situé à la commissure des lèvres. Sommaire …   Wikipédia en Français

  • Musculus risorius — Ursprung Masseterfaszie, Haut der Wange Ansatz Mundwinkel Funktion …   Deutsch Wikipedia


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