组成颅底动脉环（Willis环）的血管包括（     ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25731' and id < 2163037 and id<>'2163037' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25731' and id > 2163037 and id<>'2163037' order by id asc limit 5