Head and Neck Muscles
About this set
Created by:
lschweit on October 14, 2010
Subjects:
anatomy and physiology, muscles
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12 terms
Latin | English |
|---|---|
| Frontalis |  ACTION-elevates eyebrows; draws scalp forward |
| Orbicularis Oculi | ACTION-closes eyelid |
| Orbicularis Oris | ACTION-closes/protrudes lips; used in speech |
| Buccinator | ACTION-compresses cheek against teeth |
| Temporalis | ORIGIN-temporal bone. INSERTION-coronoid process of the mandible. ACTION-elevates the mandible |
| Masseter | ORIGIN-zygomatic arch. INSERTION-angle and ramus of the mandible. ACTION-elevates the mandible. |
| Medial Pterygoid | ACTION-elevates mandible. |
| Lateral Pterygoid | ACTION-depresses mandible |
| Digastric | ACTION-depresses mandible; elevates hyoid |
| Suprahyoid group: Stylohyoid, Mylohyoid, Digastric | ACTION-elevate hyoid |
| Infrahyoid group: Omohyoid, Sternohyoid, Thyrohyoid | ACTION-depress hyoid |
| Sternocleidomastoid | ORIGIN-sternum and clavicle. INSERTION-mastoid process of temporal bone. ACTION-together: flex the neck. alone: laterally flexes neck to same side and rotates head to opposite side |
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