Anatomy of Neck Muscles, Spaces, and Lymph Nodes

Abstract

The following article details the muscular anatomy of the head and neck, including insertion, origin, action and innervation, organized by anatomic subunit and/or major action. This article also describes the spaces of the head and neck, including boundaties and contents. Finally, cervical lymph nodes are addressed according to anatomic location and lymphatic drainage.

Keywords: Anatomy; Fascia; Head and neck; Lymph nodes; Lymphatic drainage; Muscles; Spaces.