occipital – Anatomy System – Human Body Anatomy diagram and chart images

Lesser Occipital Nerve Course Diagram

The lesser occipital nerve (C2 from cervical plexus) ascends posterior to ear, supplies skin behind auricle and upper neck. It emerges at Erbs point with other cutaneous cervical branches.

Medical

Subdivisions of the Posterior Triangle of the Neck Subclavian Triangle and Occipital Triangle Diagram

Posterior triangle subdivisions: occipital triangle (above inferior omohyoid) contains accessory nerve, transverse cervical vessels; subclavian (below) contains brachial plexus trunks, subclavian vessels.