It is the spine , vertebral column or backbone
spine, spinal column
It is a backbone.
the spinal collumn (spine)
The spinal column is made of many small vertebrae stacked one upon another. These protect the spinal cord that runs through them.
Vetabrae are the building bones of the spinal column.
Cervical vertebrae may also be called neck bones.
You back bone refers to the spinal column in the human skeleton. The spine is made up of 24 vertebrae and can be divided into three parts: the Cervical spine (top), the thoracic spine (middle) and the lumbar (lower back).
Scoliosis
Spinal column
The spinal column.
All animals with a spinal chord have a spinal column to protect it. The spinal column is often referred to as the "back bone", so only vertebrates have one.
Actually its still spine. The spine in anatomy is the combination of the vertebral column (the bone part) and the spinal chord (the nervous tissue part). that may be all right and so but there is still another wscientific word for spine and and that is dorsal and lumber vertebrate