下列哪一种药物是吗啡的拮抗剂
A.美沙酮
B.哌替啶
C.纳洛酮
D.可待因
E.曲马多
参考答案:C
解析:纳洛酮为阿片受体竞争性拮抗药,临床用于阿片类药物急性中毒解救,可反转呼吸抑制。
肝性脑病患者应该
A.A型血病人B.B型血病人C.O型血病人D.O型或B型血病人E.O型或A型血病人
There were dirty marks on her trousers _______ she had wiped her hands.
A.when
B.which
C.where
D.That