Sagittal view of the spinal column and spinal cord in a case of spina bifida occulta.

Kyphosis (right) vs. normal spinal column (left).

Intervertebral disk, lateral herniation.

Intervertebral disk, anterior herniation.

Lordosis (right) vs. normal spinal column (left).

Four degrees of spinal cord anomalies. (left to right) Normal spinal cord, spina bifida occulta, meningocele, myelomeningocele.

Sagittal MRI of the vertebral column, lateral view, showing the spinal cord, spinous process, CSF in subarachnoid space, intervertebral discs, and fat in extradural space.

Lateral view of the lumbar vertebrae.

Sagittal view of brain and end of spinal cord illustrating the directional flow of cerebrospinal fluid through the ventricles and subarachnoid spaces.

Posterior view of the posterior longitudinal ligament; pedicles have been sawn through.

Anterior view of male head with Crutchfield traction tongs in place.

Typical thoracic vertebra in lateral and superior view.

Sagittal view of the spinal column with a normal spinal cord.