Rectus capitis posterior minor muscle
Rectus capitis posterior minor muscle |
---|
deep neck muscles |
origin |
Tuberculum dorsale of the atlas |
approach |
Linea nuchae inferior |
function |
Extension of the atlanto-occipital joint |
Innervation |
Suboccipital nerve |
Spinal segments |
C1 |
The rectus capitis posterior minor muscle ( Latin for "small rear straight head muscle") is a small skeletal muscle of the head-neck transition. It arises from the posterior arch of the atlas and starts at the lower neck line ( Linea nuchae inferior ) of the occiput . It lies in the deep neck triangle medial to the rectus capitis posterior major muscle and is covered by the semispinalis capitis muscle above . He stretches the first head joint .