1
.
| Venous lacuna |
2
.
| Diploic vein within parietal bone |
3
.
| Parieto-occipital branch of posterior cerebral artery |
4
.
| Superior cerebral veins (posterior branches) |
5
.
| Posterior parietal branch of middle cerebral artery |
6
.
| Occipital lobe |
7
.
| Inferior cerebral vein (lateral occipital vein) |
8
.
| Tentorium cerebelli and transverse sinus (opened) |
9
.
| Horizontal cerebellar sulcus |
10
.
| Branch posterior inferior cerebellar artery (PICA) |
11
.
| Mastoid emissary |
12
.
| Cerebellar tonsil (at level of foramen magnum) |
13
.
| Medulla viewed through arachnoid membrane |
14
.
| Superior obliquus capitis muscle (cut across) |
15
.
| Occipitalis vein (note posterior vertebral plexus more medial and deeper in the dissection) |
16
.
| Skin |
17
.
| Superficial fascia |
18
.
| Galea aponeurotica |
19
.
| Pericranium |
20
.
| Superior sagittal sinus |
21
.
| Dura mater |
22
.
| Posterior branch of middle meningeal artery |
23
.
| Confluence of the sinuses |
24
.
| Occipitalis muscle (cut across) |
25
.
| Temporal bone and occipitomastoid suture |
26
.
| Occipital sinus |
27
.
| Posterior meningeal artery |
28
.
| Occipital bone |
29
.
| Posterior arch of atlas (cut across) |