| 1
.
| Anterior communicating artery |
| 2
.
| Anterior cerebral artery |
| 3
.
| Middle cerebral artery |
| 4
.
| Internal carotid artery (cut across) |
| 5
.
| Choroidal artery (anterior) |
| 6
.
| Posterior communicating artery |
| 7
.
| Posterior cerebral artery |
| 8
.
| Superior cerebellar artery (double on right, single vessel on left) |
| 9
.
| Branch to pons from basilar artery |
| 10
.
| Basilar artery |
| 11
.
| Anterior inferior cerebellar artery |
| 12
.
| Vertebral artery |
| 13
.
| Anterior spinal artery |
| 14
.
| Olfactory tract left |
| 15
.
| Straight gyrus |
| 16
.
| Optic chiasm and optic tract |
| 17
.
| Infundibulum and infundibular recess third ventricle |
| 18
.
| Tuber cinereum |
| 19
.
| Uncus |
| 20
.
| Mamillary body |
| 21
.
| Fissura collateralis |
| 22
.
| Oculomotor nerve (III) |
| 23
.
| Arachnoid (in situ) |
| 24
.
| Cerebral peduncle |
| 25
.
| Trochlear nerve (IV) |
| 26
.
| Fusiform gyrus |
| 27
.
| Trigeminal nerve (V) |
| 28
.
| Pons |
| 29
.
| Abducens nerve (VI) |
| 30
.
| Facial nerve (VII) |
| 31
.
| Middle cerebellar peduncle |
| 32
.
| Vestibulocochlear nerve (VIII) |
| 33
.
| Flocculus |
| 34
.
| Medulla oblongata |
| 35
.
| Glossopharyngeal nerves (IX) and vagus (X); Choroid plexus fourth ventricle |
