- 0050 Brain
- 0051 Cerebral Meninges
- 0052 Dura Mater
- 0056 Cerebral Ventricle
- 0057 Cerebral Hemisphere
- 0058 Basal Ganglia
- 0059 Thalamus
- 005A Hypothalamus
- 005B Pons
- 005C Cerebellum
- 005D Medulla Oblongata
- 005F Olfactory Nerve
- 005G Optic Nerve
- 005H Oculomotor Nerve
- 005J Trochlear Nerve
- 005K Trigeminal Nerve
- 005L Abducens Nerve
- 005M Facial Nerve
- 005N Acoustic Nerve
- 005P Glossopharyngeal Nerve
- 005Q Vagus Nerve
- 005R Accessory Nerve
- 005S Hypoglossal Nerve
- 005T Spinal Meninges
- 005W Cervical Spinal Cord
- 005X Thoracic Spinal Cord
- 005Y Lumbar Spinal Cord