Occipitalis Anatomy

Occipitalis Muscle

Origin:  The lateral portion of the superior nuchal line of the occipital bone
Insertion:  Galea aponeurotica
Actions:  Pulls the scalp posteriorly
Innervation:  Posterior auricular branch of the facial nerve
Blood Supply: Branches from the occipital artery

Primary Actions of the Occipitalis Muscle

1. Pulls the scalp posteriorly