Spinal segment

Spinal Segment is a part of the vertebral column, also known as the backbone or spine, which is a complex structure with both anatomical and functional significance.

Anatomy

Each spinal segment consists of a vertebra and its associated intervertebral disc, nerve roots, and spinal cord segment. The spinal segment is the functional unit of the vertebral column. The vertebral column is divided into different regions: the cervical spine, thoracic spine, lumbar spine, sacral spine, and coccyx. Each region has a specific number of spinal segments.

Function

The primary function of the spinal segment is to provide structural support and protection to the spinal cord. It also facilitates a wide range of movements including flexion, extension, lateral bending, and rotation. The spinal segment also plays a crucial role in transmitting neural signals from the brain to the rest of the body and vice versa.

Clinical Significance

Abnormalities or injuries to the spinal segment can lead to various conditions such as spinal stenosis, herniated disc, spondylolisthesis, and spinal cord injury. These conditions can cause symptoms ranging from pain and discomfort to severe neurological deficits. Treatment options for these conditions can range from conservative management to surgical intervention.

See Also

• Vertebral column
• Spinal cord
• Intervertebral disc
• Spinal stenosis
• Herniated disc