Suboccipital nerve is?

Ans: C. C1 dorsal ramus(Ref: BDC 5th/e Vol. III p. 871).The suboccipital nerve is the dorsal primary ramus of the first cervical nerve (C1).It exits the spinal cord between the skull and the first cervical veebra, the atlas.It lies within the suboccipital triangle along with the veebral aery, where the aery enters the foramen magnum