The rectus capitis posterior minor is a suboccipital muscle of the neck. It is the smallest of the rectus capitis muscles and is located medially to the rectus capitis posterior major.
- Attachments: Originates from the posterior tubercle (a rudimentary spinous process) of the C1 vertebra. Attaches to the medial part of the inferior nuchal line of the occipital bone.
- Actions: Extension of the head.
- Innervation: Suboccipital nerve (posterior ramus of C1).
- Blood Supply: Vertebral artery and deep descending branches of the occipital artery