Muscles of the Face, Head, & Neck Flashcards
Epicranius or Frontalis Origin
Aponeurosis on occipital bone
Epicranius or Frontalis Insertion
Skin and muscle around eye
Epicranius or Frontalis Action
Raises eyebrows; wrinkles forehead
Occipitalis Origin
Mastoid process and occipital bone
Occipitalis Insertion
Aponeurosis
Occipitalis Action
Pulls scalp backwards
Orbicularis Oculi Origin
Maxillary and frontal bones
Orbicularis Oculi Insertion
Tissue of the eye-lids
Orbicularis Oculi Action
Close and squint eyes
Orbicularis Oris Origin
Maxilla, mandible, and septum of the nose
Orbicularis Oris Insertion
Lips
Orbicularis Oris Action
Closes lips; protrude for kissing
Buccinator Origin
Alveolar processes of maxilla and mandible
Buccinator Insertion
Orbicular oris
Buccinator Action
Compresses cheek
Temporalis Origin
Portions of the frontal, parietal, and temporal bones
Temporalis Insertion
Coronoid process and anterior ramus of mandible
Temporalis Action
Raises and retracts the mandible
Masseter Origin
Zygomatic arch
Masseter Insertion
Lateral surface of mandible
Masseter Action
Closes jaw; aids in chewing