Facial Muscles - origin, insertion, action

origin-epicranial aponeurosis or galea aponeurotica, insertion-skin superior to eyelids, action-elevates eyebrows

origin-superior nuchal line-occipital bone, insertion-epicranial aponeurosis, action-aid frontal belly

origin-orbital rim of frontal bone near nasal suture, insertion-skin of eyebrows, action-pulls skin inferior & laterally

origin-maxilla & frontal, insertion-skin around the eyelids, action-closes eye

origin-maxilla & frontal, insertion-angles of the mouth, action-compresses

origin-maxilla & mandible, insertion-orbicularis oris, action-compresses cheeks

origin-fascia surrounding parotid salivary gland, insertion-angle of mouth, action-draws angle of mouth laterally

origin-zygomatic bone, insertion-angle of mouth, action-elevate & laterally retracts angle of mouth

origin-maxilla & zygomatic bone, insertion-orbicularis oris, action-elevates upper lip

origin-mandible (between the anterior midline and the mental foramen), insertion-skin of lower lip, action-depresses lower lip

origin-mandible (anterolateral surface), insertion-angle of mouth, action-depresses angle of mouth

origin-incisive fossa of mandible, insertion-skin of chin, action-elevate

origin-nasal bones and lateral nasal cartilages, insertion-aponeurosis at bridge of nose and skin of forehead, action-changes position & shape of nostrils

origin-maxillary bone and alar cartilage of nose, insertion-bridge of nose, action-compresses bridge of nose

origin-superior thorax between cartilage of 2nd rib and acromion of scapula, insertion-mandible & skin of cheek, action-tenses skin of neck