Suprahyoid muscles: Definition from Answers.com

Suprahyoid muscles

Muscles of the neck. Anterior view. Hyoid bone is white horizontal line near top. Infrahyoid muscles are below hyoid, while Suprahyoid muscles are labeled above.
Latin	musculi suprahyoidei
Gray's	subject #112 391
Origin
Insertion
Artery
Nerve
Actions

The term suprahyoid refers to the region above (superior to) the hyoid bone in the neck. The suprahyoid muscles include digastric, stylohyoid, geniohyoid, and mylohyoid.

Function

These four muscles have different actions, but in general assist in elevating the hyoid bone and widening the esophagus during swallowing.

v • d • e List of muscles of head and neck: the neck

Cervical	CN VII (superficial): platysma CN XI (deep): sternocleidomastoid

Suprahyoid	CN V3 (medial): mylohyoid · anterior belly of digastric CN VII (lateral): stylohyoid · posterior belly of digastric C1 (deep): geniohyoid

Infrahyoid/strap	C1: thyrohyoid C1-C3: sternohyoid · sternothyroid · omohyoid

Vertebral	C1-C6 (anterior): rectus capitis (anterior, lateralis) · longus (capitis, colli) C3-C8 (lateral): scalene (anterior, medius, posterior)

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Suprahyoid muscles

Function

See also