[名词解释] Hornersign

胎盘功能测定中，哪一种能代表胎儿胎盘功能() ["A．尿E测定","B．阴道脱落细胞涂片检查","C．血清HPL测定","D．羊膜镜检查","E．缩宫素激惹试验"] disorders 0f consciousness 闭目难立征 vertigo Gerstmann综合征 Hornersign