Also known as sternocleidomastoideus, sternomastoid
paired muscle of the neck that traverses the neck between the manubrium sterni and the mastoid process
via Wikipedia infobox
The sternocleidomastoid muscle is one of the largest and most superficial cervical muscles. The primary actions of the muscle are rotation of the head to the opposite side and flexion of the neck. The sternocleidomastoid is innervated by the accessory nerve.
Etymology and location
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via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).