<P> Sensation to the front areas of the neck comes from the roots of nerves C2 - 4, and at the back of the neck from the roots of C4 - 5 . </P> <P> The cervical region of the human spine is made up of seven cervical vertebrae referred to as C - 1 to C - 7, with cartilaginous discs between each vertebral body . The spinal cord sits within the cervical part of the vertebral column . The spinal column carries nerves that carry sensory and motor information from the brain down to the rest of the body . From top to bottom the cervical spine is gently curved in convex - forward fashion . </P> <P> In addition to nerves coming from and within the human spine, the accessory nerve and vagus nerve both cranial nerves, travel down the neck . </P> <P> In the middle line below the chin can be felt the body of the hyoid bone, just below which is the prominence of the thyroid cartilage called "Adam's apple", better marked in men than in women . Also neck lines marks appear at a later age as a phenomenon of skin wrinkle . Still lower the cricoid cartilage is easily felt, while between this and the suprasternal notch the trachea and isthmus of the thyroid gland may be made out . At the side the outline of the sternomastoid muscle is the most striking mark; it divides the anterior triangle of the neck from the posterior . The upper part of the former contains the submaxillary gland also known as the submandibular glands, which lies just below the posterior half of the body of the jaw . The line of the common and the external carotid arteries may be marked by joining the sterno - clavicular articulation to the angle of the jaw . </P>

What is the front of your neck called