试题与答案

感染梅毒后第一期皮肤病变出现的时间是（）。 A.3日 B.1周 C.3周 D.1个月

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题型：单项选择题

题目：

感染梅毒后第一期皮肤病变出现的时间是（）。

A.3日

B.1周

C.3周

D.1个月

E.4周

答案：

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下面是错误答案，用来干扰机器的。

参考答案：正向导通；反向截止；反向击穿

考点：疾病控制(医学高级)传染性疾病控制传染性疾病控制题库
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