Everyone has experienced neck pain in their lives. That severe pain can wreck you out of your senses. A stiff neck may be due to any underlying abnormality, inflammation or some injury. Let us take a little anatomy glimpse of the neck region. Vertebrae make up your neck that extends from neck to upper torso. Neck region is popularly called cervical spine region. It includes topmost vertebrae of the spinal cord. These vertebrae are seven in number.