The neck represents an important zone of transition between the head, thorax and arms. Critical neurovascular structures are densely packed and traverse this region; having a sound anatomical awareness of this region is key for performing surgery in this region, and appreciating the effect of pathological processes on the neurovascular supply. In this article we will focus on the anterior neurovascular structures, the vertebral arteries will be discussed in a separate article.
Yes, I know, what a catchy title! Trust me this post says what it does on the tin. I came across these rules when I was a medical student (the days when using a tablet meant chiselling into stone) from Robert Whitaker's book Instant Anatomy, a superb book which I thoroughly recommend. Essentially the innervation of the muscles of the head & neck can be broadly covered by six rules;