Head 
Figure 2-70: Ventral view of brain of male European ham- 
ster representing basal arteries of the brain. a = bulbus olfac- 
torius; b = bulbus oculi; c = n. opticus; d = chiasma opticum; 
e = tuber cinereum; f = hypophysis; f' = infundibulum hypo- 
physis; g = n. trigeminus; g' = n. maxillaris; g" = n. mandibu- 
laris; h = hemispherium cerebri; i = lobus piriformis; k = 
pons; l = hemispherium cerebelli; 1' = paraflocculus; m = 
medulla oblongata; l = a. vertebralis; 2 = a. basilaris; 3 = a. 
cerebelli caudalis; 4 = a. cerebelli rostraiis; 5 = a. carotis 
interna; 6 = a. cerebri caudalis; 7 = a. cerebri media; 8 = a. 
cerebri rostraiis. 
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