Spondylolisthesis is the forward slippage of lumbar vertebrae.

Lateral view of the lumbar vertebrae.

Lateral view of the lumbar vertebrae.

Anterior view of the lumbar vertebrae.

Profile of female child exhibiting the musculoskeletal defect of lordosis.

Lateral radiograph of the lumbar vertebrae.

Profile of female child exhibiting the musculoskeletal defect of kyphosis.

Lateral view of vertebral column curvature in an adult, showing cervical (red), thoracic (brown), and lumbar (yellow) vertebrae, and the sacrum and coccyx (orange).

Anterior view of the lumbar vertebrae and pelvis.

Sagittal section of lumbar area of spinal column showing pertinent anatomy. Needle inserted between vertebrae into cerebral spinal fluid (CSF).

The spinal cord within the bony vertebral canal. Emergence of spinal nerves at various levels.

Posterior view of the vertebral column, showing the cervical, thoracic, and lumbar vertebrae, and the sacrum and coccyx.

Lumbar vertebrae