Sagittal section of spinal cord in adult showing the spinal nerves, vertebral bodies, and cervical (pink), thoracic (orange), lumbar (yellow), sacral (brown), and coccygeal (green) segments, as well as the cauda equina and filum terminale.

Transverse, or horizontal (axial), MRI of the thorax at the level of the upper atria and T8. The image to the right indicates the level of each transverse MRI.

Cross-sections of the brain, midbrain, pons, medulla, cervical spinal cord and thoracic spinal cord showing the efferent corticospinal tract leading to a skeletal muscle (without labels).

Cross-sections of the brain, midbrain, pons, medulla, cervical spinal cord and thoracic spinal cord showing the afferent sensory tracts (without labels).

Cross-sections of the brain, midbrain, pons, medulla, cervical spinal cord and thoracic spinal cord showing the afferent sensory tracts.

Cross-section of spinal cord at T10 vertebral level.