题目内容：
先天性心脏病中最常见的类型是（ ）。
A.室间隔缺损
B.房间隔缺损
C.动脉导管未闭
D.法洛四联症
E.肺动脉瓣狭窄
参考答案：
答案解析：
选择题：先天性心脏病中最常见的类型是（ ）。
- 题目分类：执业医师
- 题目类型：选择题
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