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Obliquus capitis inferior

Other Terms: Musculus obliquus capitis inferior, Muscle oblique inférieur de la tête

Muscle parts

None

Latin name

Musculus obliquus capitis inferior

Latin muscle parts

None

Group

Epaxial muscle – Suboccipital

Etymology

This muscle’s name in English is the lower slanting muscle of the head. The Latin term obliquus means slanting or sideways and describes orientation. The word capitis comes from the Latin caput meaning “head.” The Latin word inferior comes out of inferus meaning “low or lower.”

Origin

Base of spine and adjoining lamina of the axis

Insertion

Along the inferior aspect of the tip of the transverse process of the atlas

Action

Rotates the head to the same side as the muscle.

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 inferior

French

Muscle oblique inférieur de la tête

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