Splenius cervicis muscle

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The splenius cervicis muscle is a muscle in the back that connects several vertebrae from the back to several other vertebrae in the neck. It rotates the neck and extends it backward.

Contents

Origin

The splenius cervicis originates from the third, fourth, fifth, and sixth thoracic vertebrae in the back. It attaches to these vertebrae at the spinous processes and the supraspinous ligament above them.

Insertion

The splenius cervicis inserts at the first, second, and third cervical vertebrae in the neck. It attaches at the posterior tubercles of the transverse processes of these vertebrae.

Innervation

The splenius cervicis is innervated by the posterior primary rami of C5 and C6.

Word origin

The name splenius cervicis comes from splenius, Greek for bandage, and cervix, meaning neck.

See also

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