在腹腔沟内环处结扎鞘膜突的手术方式适用于()
A.鞘膜积血
B.交通性鞘膜积液
C.睾丸鞘膜积液
D.精索鞘膜积液
E.睾丸精索鞘膜积液
参考答案:B
It’s the end of the month and I can hardly make ends meet. , I would buy you a good gift for your birthday.
A.If any
B.If not
C.If ever
D.If so
呼吸机使用不当,发生过度通气时,可出现哪些变化()
A.呼吸性碱中毒
B.氧离曲线向右偏移
C.加重组织缺氧
D.血pH下降
E.以上都是