Rectus Capitis Anterior

Original Editor - Venus Pagare

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The Rectus capitis anterior is a short, flat muscle, situated immediately behind the upper part of the Longus capitis. It is also known as Obliquus Capitis Superior.

Anterior View of Rectus Capitis Anterior

Origin[edit | edit source]

Anterior surface of the lateral mass of the atlas (C1 vertebra) and the root of its transverse process[1]

Insertion[edit | edit source]

The inferior surface of the occipital bone anterior to the foreamen magnum[1]

Nerve Supply[edit | edit source]

C1, C2

Blood Supply[edit | edit source]

The muscle receives blood from the ascending cervical artery, which is a small branch of the inferior thyroid artery from the thyrocervical trunk of the subclavian artery.[2]

Action[edit | edit source]

Aids in flexion of the head and the neck

References[edit | edit source]