休克病人中心静脉压为5cmHO,血压80/65mmHg,处理原则为()
A.适当补液
B.使用强心药物
C.用扩血管药
D.补液试验
E.充分补液
参考答案:D
This is Mr White’s ________ trip to Beijing. He has been there twice before.
A. first B. second C. third
下列卵巢肿瘤不产生性激素的是()
A.浆液性囊腺瘤
B.原发性绒毛膜癌
C.成熟型畸胎瘤
D.卵泡膜细胞瘤
E.颗粒细胞瘤