Origins of Facial Muscles
Description
An anatomical diagram illustrating the sites of origin for various muscles of facial expression.
Original diagram by Andrés Aguilera.
16 Terms
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Anterior surface of zygomatic bone
Anterolateral base of mandible
Aponeurosis covering nasal bone and lateral nasal cartilage
Body of mandible (anterior to roots of inferior incisors)
Epicranial aponeurosis
Frontal process of maxilla
Infraorbital margin (maxilla)
Infraorbital part of maxilla (canine fossa)
Lateral surface of zygomatic bone
Mandible; alveolar processes; pterygomandibular raphe
Medial aspect of maxilla and mandible; deep surface of perioral skin; angle of mouth
Medial end of superciliary arch
Medial orbital margin; medial palpebral ligament; lacrimal bone
Parotid fascia and cheek skin (highly variable)
Platysma and anterolateral part of body of mandible
Subcutaneous tissue of infraclavicular and supraclavicular regions