- Obliquus capitis superior muscle
-
Obliquus capitis superior muscle Deep muscles of the back. (Obliq. super. labeled at upper left.) Latin musculus obliquus capitis superior Gray's subject #116 402 Origin lateral mass of atlas Insertion lateral half of the inferior nuchal line Artery Nerve suboccipital nerve Actions The Obliquus capitis superior muscle arises from the lateral mass of the atlas bone. It passes superiorly and posteriorly to insert into the lateral half of the inferior nuchal line. It is innervated by the suboccipital nerve, the dorsal ramus of the first spinal nerve.
It acts at the atlanto-occipital joint to extend the head and flex the head to the ipsilateral side.
Additional images
External links
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.
List of muscles of head and neck: the neck (TA A04.2, GA 4.387) Cervical Suboccipital Suprahyoid CN V3 (medial): mylohyoid · anterior belly of digastric
CN VII (lateral): stylohyoid · posterior belly of digastric
C1 (deep): geniohyoidInfrahyoid/strap Fasciae Pharynx pharyngeal constrictor (superior, middle, inferior) · longitudinal (stylopharyngeus, salpingopharyngeus)Larynx cricothyroid · cricoarytenoid (posterior, lateral) · arytenoid (oblique arytenoid/aryepiglottic, transverse arytenoid) · thyroarytenoid (vocal, thyroepiglottic)Categories:- Muscles of the head and neck
Wikimedia Foundation. 2010.