vertebralväggarna
Vertebralväggarna, also known as the vertebral columns or spine, are a series of bones that run along the back of the human body, providing structural support and protection for the spinal cord. The spine is composed of 33 individual vertebrae, which are categorized into five distinct regions: cervical, thoracic, lumbar, sacrum, and coccyx. The cervical region consists of the first seven vertebrae, the thoracic region includes the next twelve, the lumbar region comprises the five vertebrae below the thoracic region, and the sacrum and coccyx are fused bones at the base of the spine.
Each vertebra is composed of a body, a vertebral arch, and a neural spine. The body provides
The spine plays a crucial role in maintaining posture, facilitating movement, and protecting the spinal cord.