Spine
The spine (Latin: Columna vertebralis) is a supportive bones of the human and vertebrates located on the dorsal side. The human spine consists of 33-34 vertebrae (Vertebrae) and the middle of the buffer from the intervertebral disc; this structure through the ligament and small spine joint fixed; with the support of the trunk, the role of internal organs to protect. Spine is divided into 7 cervical vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, sacrum and coccyx (this classification is effective for all mammals, from mice to giraffes). The five sacrifices of the human body and the fusion of the four coccyxes are called "false spine". There are a number of tail vertebrates with tailings ranging from the tail. Vertebrae has a sudden dorsal spinous process, in the back of the middle line can be subcutaneous touch, is one of the important signs of the location of the spine; spine inside the longitudinal spinal canal, spinal cord and spinal cord. ...