The Muscles of the Head & Neck consists of 82 pages in a spiral-bound format with Volumes 1 and 2. A 4-color illustration identifies each muscle of the head and neck as well as the muscle's nerves and arteries. The cards are broken down into chapters according to the following muscle groups: anterior triangle, facial expression, mastication, eye, ear, tongue, soft palate, pharynx, and laryngeal. For each of the muscles, origin, insertion, action, innervation, arterial supply, synergists, and antagonists are denoted.