Platysma

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  1. Action
    • Assist to depress mandible
    • Tighten fascia of neck
    • Draw down corner of mouth
  2. Origin of platysma
    Fascia covering superior part of pectoralis Major
  3. Insertion of Platysma
    • Base of Mandible
    • skin of lower part of face
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152911
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Platysma
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Platysma
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