【名词&注释】
体外受精(in vitro fertilization)、肝肾阴虚(liver-kidney yin deficiency)、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、卫生主管部门(health authorities)、管理部门、无性生殖(asexual reproduction)
[单选题]中风的病理基础是
A. 风火痰瘀
B. 气血逆乱
C. 心肝火旺
D. 肝阳上亢
E. 肝肾阴虚