The lumbar spine includes the five vertebrae in your lower back numbered L1 to L5. These bones help provide mobility and stability to your back and spinal column and are an attachment point for many ...

The lumbar vertebrae are the largest movable bones of the backbone. Their large size and bone strength is necessary because these vertebrae support more weight than the upper two segments of the ...

What is the anatomy of the spinal cord? The human spinal cord is a cylindrical structure of nerve tissue that is protected by the spinal column and composed of uniformly organized white and grey ...

Your backbone, or spine, is made up of 26 bones called vertebrae. In between them are soft discs filled with a jelly-like substance. These discs cushion the vertebrae and keep them in place. As you ...