1
.
| Olfactory tract right (cut off at attachment to olfactory trigone) |
2
.
| Optic chiasm and internal carotid artery (cut off) |
3
.
| Upper pointer: Optic nerve (II) Lower pointer: Anterior clinoid process (attachment of tentorium visible) |
4
.
| Superior rectus muscle |
5
.
| Lacrimal artery |
6
.
| Lateral rectus muscle |
7
.
| Ophthalmic nerve (V1) |
8
.
| Maxillary nerve (V2) |
9
.
| Sphenoid sinus |
10
.
| Internal maxillary artery |
11
.
| Pterygoid process sphenoid bone (partially resected) |
12
.
| Internal pterygoid muscle |
13
.
| Buccinator muscle |
14
.
| Posterior clinoid process |
15
.
| Base of peduncle (cut across) |
16
.
| Upper pointer: Lateral geniculate body Lower pointer: Optic tract |
17
.
| Oculomotor nerve (III) |
18
.
| Trochlear nerve (IV) |
19
.
| Tentorial nerve (recurrent meningeal branch of ophthalmic nerve, which in this specimen grossly appears to be a branch of the trochlear nerve; the tentorium has been cut away from the nerve) |
20
.
| Trigeminal nerve (V) |
21
.
| Semilunar ganglion (trigeminal) |
22
.
| Major superficial petrous nerve |
23
.
| Mandibular nerve (V3) |
24
.
| External acoustic meatus |