They move our bones and associated body parts by pulling on … 1 Definition. This is why they usually work a … ∙ 2010-07-01 15:55:46. Synonyms: Musculus sternothyreoideus Sternothyroid has numerous important anatomical relationships to neurovascular and glandular structures of the neck. This muscle is quite prominent in the front and sides of the neck, especially when someone turns their head. synergist and antagonist and antagonist Sternocleidomastoid Syndrome and Trigger Points - Physiopedia Sternocleidomastoid This preview shows page 7 - 11 out of 16 pages. Action: Depresses the mandible Antagonist: Massater and Temporalis. Their antagonists are the longus capitis How do I relax my platysma muscle? Teaching Points. Start studying synergist/antagonist on head, neck & face. and post. Action: … The postvertebral muscles are responsible for your posture and movement of the spine. Together, these muscles provide flexion of the elongated neck and head onto the trunk. Action: extends head. An agonist for clenching the jaw is the _____. Das muskuläre Zusammenspiel von Gliedmaßen des Körpers wird auch als Gegenspielerprinzip bezeichnet. Create flashcards for FREE and quiz yourself with an interactive flipper. Sternocleidomastoid Muscle, Its Attachments and Actions Muscles are attached to bones by tendons. Causes of SCM Syndrome [edit | edit source]. Copy.