Nuclei of hypothalamus in chichen are mostly consisted of triangular cells, circular cells, olivary cells, shuttle cells and a few polygonal cells, but the rate of appearance of bigger cells in nucleus supraopticus and nucleus paraventricularis hypothalamica is more than other ones of hypothalamicus. 鸡下丘脑核团细胞主要由小型的三角形细胞、圆形细胞、卵圆形细胞、梭形细胞以及少量的多边形细胞组成,视上核和室旁核内大型细胞的出现率相对高于下丘脑其它核团。