Chiasm
1 = intraorbital segment
2 = canalicular segment
3 = optic chiasm
4 = 3V
5 = optic tract
6 = mammillary body
7 = lateral geniculate
body
8 = Pineal gland
9 = aqueduct
10 = Red nucleus
11 = ant choroidal artery
12 = ICA
13 = ant clinoid process
14 = optic canal
2
3
5
4
7
12
13
11
1
2
3
4
5
9
13
12
6
7
8
1
2




