from The Century Dictionary.

  • noun A thin broad muscle situated immediately beneath the skin at the side of the neck, and extending from the chest and shoulder to the face.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy A superficial muscle in the neck, overlapping the sternocleidomastoid.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun either of two broad muscles located on either side of the neck and innervated by the facial nerve; extends from lower jaw to clavicle and is involved in moving the mouth and jaw


Sorry, no etymologies found.


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  • Contusion of the platysma could be a sign of choking or strangulation

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  • Without the help of the epicranius, zygomaticus, triangurlis, quadratus labii, buccinator and platysma, Little Red Riding Hood would have been little more than a silhouette through closed eyelids.

    Muscles Part 2

  • After that, you can tell a fake smile because the risorius and platysma muscles pull the lower lip down and out, squaring it and exposing the lower teeth.


  • The skin, the fascia, and platysma muscle, the sterno-cleido-mastoid muscle, the deep layer of the cervical fascia,

    Surgical Anatomy

  • Biological study of the functions of living organisms and their parts. platysma

    Surgical Anatomy

  • At this locality, the vessel will be found, in general, subjacent to the following mentioned structures, numbered from the superficies to its own level -- viz., the common integument and subcutaneous adipose membrane, which will vary in thickness in several individuals; next, the platysma myoides muscle, F

    Surgical Anatomy

  • At this place, if an incision, dividing the skin, platysma and some superficial branches of nerves, be made along the anterior border of the sterno-mastoid muscle, and this latter be turned

    Surgical Anatomy

  • L. Masseter muscle, crossed by the parotid duct, and some fibres of platysma.

    Surgical Anatomy

  • Subcutaneous platysma myoides muscle, lying on the face, neck, and upper part of chest, and covering the structures contained in the two surgical triangles of the neck.

    Surgical Anatomy

  • Both these triangles and their contents are completely sheathed by that thin scarf-like muscle, named platysma myoides, A A, Plate 3, the fibres of which traverse the neck slantingly in a line, O A, of diagonal direction opposite to and secant of that of the sterno-mastoid muscle.

    Surgical Anatomy


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