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Posterior spinal anatomy

Posterior spinal anatomy

Overview

The vertebral column is divided into the cervical, thoracic, and lumbar region. It provides structural support for the trunk and surrounds and protects the spinal cord. The vertebral column also provides attachment points for the muscles of the back and ribs.

Review Date 4/1/2025

Updated by: Jason Levy, MD, FSIR, Northside Radiology Associates, Atlanta, GA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.