睾丸鞘膜积液时可出现()。
A.Valsalva征阳性
B.精索牵拉痛
C.Prehn征阳性
D.透光试验阳性
E.蓝斑征
参考答案:D
女性,既往有风湿性心瓣膜病合并二尖瓣关闭不全,其临床最主要的体征是 ()
A.心尖区全收缩期粗糙吹风样杂音
B.第一心音减弱
C.肺动脉瓣区第二心音亢进
D.心尖搏动向左下移位
E.二尖瓣面容
When his dad died, he felt his world had turned upside - down. [ ]
A.in case
B.as if
C.so that
D.even though