问题
单项选择题
关于梅毒，错误的是（）
A.患一、二期梅毒孕妇的传染性最强
B.患晚期潜伏梅毒的孕妇已无传染性，不会传给胎儿
C.未经治疗的一、二期梅毒，胎儿的感染率几乎达100%
D.梅毒螺旋体可通过胎盘引起流产、早产、死胎、死产
E.患早期梅毒的孕妇可通过胎盘传给胎儿，也可发生生殖道传播
答案
参考答案：B
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关于梅毒，错误的是（）
A.患一、二期梅毒孕妇的传染性最强
B.患晚期潜伏梅毒的孕妇已无传染性，不会传给胎儿
C.未经治疗的一、二期梅毒，胎儿的感染率几乎达100%
D.梅毒螺旋体可通过胎盘引起流产、早产、死胎、死产
E.患早期梅毒的孕妇可通过胎盘传给胎儿，也可发生生殖道传播
参考答案：B
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