obliquus capitis inferior (muscle)

ob·li·quus ca·pi·tis in·fe·ri·or (mus·cle)

[TA] suboccipital muscle that, despite its name, has no attachment to the cranium; origin, spinous process of axis; insertion, transverse process of the atlas; action, rotates head; origin, spinous process of axis; insertion, transverse process of the atlas; nerve supply, suboccipital.
See also: suboccipital muscles. Synonym(s): musculus obliquus capitis inferior [TA], inferior oblique muscle of head