The lumbar vertebrae and discs take the load coming down the spine, thereby supporting the body's weight. Another function of the lumbar spine is to protect lumbar nerve roots. These nerves travel ...
The spine (aka backbone) is a linked column of bones running from the head down to the lower back. Bone segments form the column. One bone segment is a vertebra, and multiple bone segments are ...
The peripheral nervous system is the network of nerves strands that branch off from the left and right sides of the spinal cord through openings between each vertebra on the spinal canal ... system ...
Scientists have officially grown a notochord—the tissues that act as the “GPS for the developing embryo” by guiding the formation of the spine and nervous system.