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Muscles: Skull/Neck
Muscle names with their action, origin and insertion: Mouth, Scalp and Neck
| Term | Definition |
|---|---|
| O: Cartilage of 2nd Rib to Scapula I: Mandible and Skin of Cheek A: Tenses skin of neck; Depresses Mandible (opens the mouth) | Platysma |
| O: Maxillae and Mandible I: Lips A: Compresses the Lips together | Orbicularis Oris |
| O: Sternum and Clavicle I: Mastoid A: Flex neck, bends head toward shoulder and turns fact to opposite side | Sternocleidomastoid |
| O: Maxillae and Mandible I: Lips, blends into orbicularis oris A: Compresses the cheeks; to pucker | Buccinator |
| O: Zygomatic Arch I: Mandible A: Elevates the mandible (closes mouth) | Masseter |
| O: Medial Margin of Orbit I: Skin around the eyelids A: Closes the eye | Orbicularis Oculi |
| O: Temporal line of skull I: Mandible A: Elevates the Mandible (closes mouth) | Temporalis |
| O: Occipital Bone I: Galea Aponeurotica A: Tenses, Retracts Scalp | Occipitalis |
| O: Galea Aponeurotica I: Skin of eyebrows and bridge of nose A: Raises eyebrows and wrinkles forehead | Frontalis |