SEXUAL DIMORPHISMS IN THE SOMA SIZE OF NEURONS IN THE BRAIN OF WHIPTAIL LIZARDS (CNEMIDOPHORUS-SPECIES)

被引:20
作者
WADE, J
CREWS, D
机构
[1] UNIV TEXAS,DEPT ZOOL,AUSTIN,TX 78712
[2] UNIV TEXAS,DEPT PSYCHOL,AUSTIN,TX 78712
[3] UNIV TEXAS,INST REPROD BIOL,AUSTIN,TX 78712
关键词
ANTERIOR HYPOTHALAMUS; PREOPTIC AREA; VENTROMEDIAL HYPOTHALAMUS; SEX DIFFERENCE;
D O I
10.1016/0006-8993(92)91141-Z
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Soma area was significantly larger in the anterior hypothalamus-preoptic area of male than female Cnemidophorus inornatus, and it was significantly larger in females than males in the ventromedial hypothalamus. These results parallel those on the volume of the brain areas in these animals, and therefore probably explain at least part of the dimorphisms seen in this usually reproducing species. Soma size in parthenogenetic C. uniparens also parallels volume.
引用
收藏
页码:311 / 314
页数:4
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