Click on the structure to specify the target of your label
Internal layer of the cervical ...
The main muscle of the internal layer of the lateral cervical wall, the anterior scalene, connects the costal elements of the cervical vertebrae to the first rib. It is sandwiched between an anterior and posterior counterpart as the middle layer of muscle and forms the outer boundary wall to the blood vessels and nerves of the body wall. Short intersegmental intertransversarii muscles also contribute to the middle layer of the neck wall.