Two years into an Arctic expedition, they were forced to abandon ship a thousand miles north of Siberia. The Best Nonfiction Books of 2014 William OâConnor December 14, 2014 Going to the library was like a treasure hunt, an expedition.
The vertebral column, also known as the backbone or spine, is part of the axial skeleton. The vertebral column is the defining characteristic of a vertebrate, in which the notochord (a flexible rod of uniform composition) found in all chordates has been replaced by a segmented series of bonesâvertebrae separated by intervertebral discs.
The spine, also known as the vertebral column or spinal column, is a column of 26 bones in an adult body â 24 separate vertebrae interspaced with cartilage, and then additionally the sacrum and coccyx....tretching down the midline of the trunk from the base of the skull to the coccyx, the spine plays an extremely important role in our bodies as it supports the upper bodyâs weight; provides posture while allowing for movement and flexibility; and protects the spinal cord.