Mesencephalon 3, cross section

Term name Layer
1 Pineal gland Layer 1
2 Substantia nigra Layer 1
3 Periaqueductal grey substance; central grey substance Layer 1
4 Superior colliculus Layer 1
5 Aqueduct of midbrain; cerebral aqueduct [[Sylvii]] Layer 1
6 Medial lemniscus Layer 1
7 Cerebral peduncle Layer 1
8 Medial geniculate body Layer 1
9 Brachium of superior colliculus Layer 1
10 Medial longitudinal fasciculus Layer 1
11 Lateral spinothalamic tract Layer 1
12 Central tegmental tract Layer 1
13 Nucleus albus Layer 1