1
.
| Optic nerve (II) |
2
.
| Upper pointer: Oculomotor nerve (III) Lower pointer: Trochlear nerve (IV) |
3
.
| Periorbita (bony lateral wall of orbit removed) |
4
.
| Semilunar ganglion (trigeminal) |
5
.
| Temporalis muscle |
6
.
| Greater superficial petrosal nerve |
7
.
| Middle meningeal artery (cut off) and Lessor superficial petrosal nerve |
8
.
| Upper pointer: Cochlea Lower pointer: Geniculate ganglion facial nerve |
9
.
| Upper pointer: Malleus Lower pointer: Incus |
10
.
| Lateral wall of tympanic cavity above tympanic membrane |
11
.
| Tympanic antrum (opened from above) |
12
.
| Anterior margin of foramen magnum (in background of view) |
13
.
| Facial nerve (VII) within internal acoustic meatus |
14
.
| Ridge of bone supporting superior semicircular canal (not visible) |
15
.
| Position of posterior semicircular canal (exposed and illuminated posteriorly) |
16
.
| Lateral semicircular canal (note short segment of lateral semicircular duct lying within canal) |
17
.
| Auricle |