Muscles
of Facial Expression: Anterior View Anatomy
Epicranial
aponeurosis (galea aponeurotica), Frontal belly of epicranius muscle, Procerus
muscle, Corrugator supercilii muscle, Orbital part, Palpebral part of
orbicularis oculi muscle, Levator labii superioris muscle, Transverse part, Alar
part of nasalis muscle,
Levator labii superioris muscle, Auricularis anterior
muscle, Zygomaticus minor muscle, Zygomaticus major muscle, Levator anguli oris
muscle, Depressor septi nasi muscle, Buccinator muscle, Risorius muscle, Orbicularis
oris muscle, Depressor anguli oris muscle, Depressor labii inferioris muscle, Mentalis
muscle, Platysma muscle, Course of wrinkle lines (Langer's lines) of skin is
transverse to fiber direction of facial muscles. Elliptical incisions for
removal of skin tumors conform to direction of wrinkle lines.
