ANATOMIX

A Left cerebral hemisphere. From above, with the arachnoid mater and blood vessels removed
1 Longitudinal cerebral fissure (arrowed)
2 Frontal pole
3 Middle frontal gyrus
4 Superior frontal sulcus
5 Precentral gyrus
6 Central sulcus
7 Postcentral gyrus
8 Postcentral sulcus
9 Inferior parietal lobe
10 Parieto-occipital fissure
11 Occipital gyri
B Right cerebral hemisphere. From above, with the arachnoid mater and blood vessels intact
12 Arachnoid granulations
13 Superior cerebral veins