Sternothyroid
The manubrium's dorsal side is the source of the sternothyroid muscle. The thyroid cartilage's oblique line is where it inserts. The sternothyroid serves as the only hyoid muscle that does not connect directly to the hyoid bone because of this.
The paired strap muscle known as the sternothyroid is situated in the neck's muscular triangle. It belongs to a class of muscles known as the infrahyoid muscles.
Sternohyoid and omohyoid are found in the superficial layer, while sternothyroid and thyrohyoid are found in the deep layer. The extrinsic laryngeal muscles are a bigger set of muscles that includes the infrahyoid muscles. These muscles are crucial for speaking and swallowing and aid in keeping the hyoid bone's stability.
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