Описание

Origin: Parotid fascia

Insertion: Modiolus

Artery: Facial artery

Nerve: Buccal branch of the facial nerve

Action: Draw back angle of mouth

Description:
The Risorius arises in the fascia over the Masseter and, passing horizontally forward, superficial to the Platysma, is inserted into the skin at the angle of the mouth. It is a narrow bundle of fibers, broadest at its origin, but varies much in its size and form.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

Эпоним

Santorini's

Изображения

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