Spinal Column and Structure of the Spine The spinal column, also known as the backbone or vertebral column, is made up of 33 individual bones called vertebrae. The vertebrae are stacked on top of each other and separated by intervertebral discs, which act as shock absorbers. Vertebra ...

Understanding the Context

Each vertebra (pl.: vertebrae) is an irregular bone with a complex structure composed of bone and some hyaline cartilage, that make up the vertebral column or spine, of vertebrates. The proportions of the vertebrae differ according to their spinal segment and the particular species. There are five lumbar vertebrae in most humans, which are the largest in the vertebral column. They are structurally specialised to support the weight of the torso.

Key Insights

It comprises 33 small bones called vertebrae, which remain separated by cartilaginous intervertebral discs. The vertebral column forms the axial skeleton, skull bones, ribs, and sternum. Your spine is a complex structure of small bones (vertebrae), disks, joints, ligaments and muscles. Your spine protects your spinal cord and nerves. Vertebral column, in vertebrate animals, the flexible column extending from neck to tail, made of bones called vertebrae.

Final Thoughts

The major function of the vertebral column is to protect the spinal cord; it also is an attachment for many muscles. Explore the full anatomy of the spine including vertebrae, spinal cord, discs, ligaments, muscles, and nerves across all spinal regions. Spine misalignment isn’t necessarily a cause for concern, but it can result in back pain if left unmanaged. If gentle exercises don’t offer any relief, talk with a healthcare professional about ...