题目内容
预防性气管切开术一般切开的是
2021-11-10
A.环甲膜
B.气管一、二环
C.气管三、四环
D.环状软骨
E.环状软骨下方到第一气管环
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='27653' and id < 2278138 and id<>'2278138' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27653' and id > 2278138 and id<>'2278138' order by id asc limit 5