Rectus capitis anterior muscle

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Rectus capitis anterior muscle
Rectus capitis anterior muscle.PNG
The anterior vertebral muscles. Rectus capitis anterior muscle labeled in purple
Rectus capitis anterior muscle07.png
Anterior view of rectus capitis anterior muscle. Skull has been removed (except for occipital bone)
Origin Atlas (C1)
Insertion Basilar part of the occipital bone
Artery Ascending artery
Nerve Ventral primary rami of spinal nerves C1-2
Actions Flexion of neck at atlanto-occipital joint
Latin Musculus rectus capitis anterior
TA A04.2.02.002
FMA 46312
Anatomical terms of muscle

The rectus capitis anterior (rectus capitis anticus minor) is a short, flat muscle, situated immediately behind the upper part of the Longus capitis.

It arises from the anterior surface of the lateral mass of the atlas, and from the root of its transverse process, and passing obliquely upward and medialward, is inserted into the inferior surface of the basilar part of the occipital bone immediately in front of the foramen magnum.

action: aids in flexion of the head and the neck; nerve supply: C1, C2.[1]

Additional images[edit]


This article incorporates text in the public domain from page 395 of the 20th edition of Gray's Anatomy (1918)

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