题目内容

决定下肢静脉曲张能否手术治疗,主要是( )。

A. 检查深静脉有无阻塞
B. 浅静脉瓣膜功能是否良
C. 交通支瓣膜功能是否良好
D. 静脉曲张严重程度
E. 有无经久不愈的慢性溃疡

查看答案
更多问题

氮质血症时,肾小球滤过率常减至( )。

A. 50%~70%
B. 35%~50%
C. 20%~35%
D. 10%以下
E. 5%以下

诊断急性腹膜炎的最重要的体征是( )。

A. 腹部叩诊鼓音
B. 肝浊音界消失
C. 移动性浊音阳性
D. 腹膜刺激征阳性
E. 腹部立位平片显示多个小液平面

纠正休克并发的酸中毒的关键在于( )。

A. 及时应用大量碱性药物
B. 过度通气
C. 改善组织灌注
D. 利尿排酸
E. 提高血压

According to the passage, the Empire Builder enjoyed an increase in ridership and profits be- cause ______.

A. the attractiveness of its name and route was effectively advertised
B. it provided an exciting travel experience
C. its passengers could enjoy the great western outdoors
D. it was widely advertised in newspapers and magazines in Chicago and Seattle

答案查题题库