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Obliquus capitis superior

Other Terms: Superior obliquus capitis, Musculus obliquus capitis superior, Muscle oblique supérieur de la tête

Muscle parts

None

Latin name

Musculus obliquus capitis superior

Latin muscle parts

None

Group

Epaxial muscle – Suboccipital

Etymology

This muscle’s name in English is the upper slanting muscle of the head. The Latin term obliquus means slanting or sideways and describes its orientation. The word capitis comes from the Latin caput meaning “head.” The Latin word superior comes out of super meaning “over or above.”

Origin

Upper part of the tip of the transverse process of the atlas

Insertion

Between the superior and inferior nuchal lines of the occipital bone

Action

Probably assists with lateral flexion and extension, but is most likely a postural muscle that monitors the position of the head.

Nerve supply

Suboccipital nerve or dorsal ramus of cervical spinal nerve (C1)

Blood supply

The muscle receives its blood supply from the vertebral artery and the deep descending branch of the occipital artery.

Latin

Musculus obliquus capitis superior

French

Muscle oblique supérieur de la tête

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