题目内容
下列哪项引起静脉回心血量减少（ ）
2021-10-17
A.体循环平均充盈压增大
B.心脏收缩力量增强
C.平卧体位
D.呼气运动
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25937' and id < 2179486 and id<>'2179486' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25937' and id > 2179486 and id<>'2179486' order by id asc limit 5