Facial Muscles with correct answers latest 2023

Facial Muscles with correct answers latest 2023buccinator mentalis orbicularis oris platysma risorius zygomatic major zygomatic minor Mentalis Origin: body of the mandible Insertion: skin of the chin Action: elevates, protracts, and depresses lower lip Orbicularis oris Origin: medial planes of maxillae and mandible Insertion: lips Action: compresses and protrudes the lips Buccinator Origin: aveolar processes of the maxillae and mandible Insertion: corner of the mouth Action: compress cheeks Zygomaticus major Origin: zygomatic bone Insertion: corner of the mouth Action: draws corner of the mouth Zygomaticus minor Origin: zygomatic bone Insertion: orbicularis oris muscle Action: elevates upper lip Orbicularis Oculi Origin: medial orbital margin Insertion: skin around the orbit Action: closes eyelid occipitofrontalis muscular bellies of epicranius Frontalis Origin: Galea aponeurotica Insertion: Subcutaneous tissue of eyebrows Action: Elevates eyebrows in glancing upward and espressions of surprise or fright; draws scalp forward Occipitalis Origin: temporal bone Insertion: Galea aponeurotica Action: Retracts scalp Masseter Origin: Zygomatic arch Insertion: mandible Action: Elevation of the mandible Temporalis Origin: Temporal bone Insertion: mandible Action: Elevation, retraction of the mandible Sternocleidomastoid Origin: sternum and clavicle Insertion: Mastoid proccess and nuchal line Action: tilts head forward and toward the opposite side, draws head straight forward and down Digastric Origin: temporal bone; mandible Insertion: Hyoid bone Action: Depresses mandible; elevates hyoid Thyrohyoid Origin: Thyroid cartilag