vertebral column

The vertebral column (spine) is a flexible structure made up of 33 vertebrae, which are divided into five regions: 1. Cervical vertebrae (7): Located in the neck, support the head, and allow movement. 2. Thoracic vertebrae (12): Attached to ribs, protect the heart and lungs. 3. Lumbar vertebrae (5): Found in the lower back, bear … Read more