第15题: [单项选择]5%Na2CO3溶液可能含有 A. 大黄酚或大黄素甲醚 B. 无羟基和羧基蒽醌 C. 大黄素 D. 1-羟基蒽醌 E. 大黄酸 参考答案:C
第16题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. Go with the woman for a drink. B. Drink what he has brought with him. C. Continue with his work until lunchtime. D. Ask the woman to get him some soft drink. 参考答案:B 答案解析:[听力原文] W: I’ll get some soft drink. Do you like to drink something M: No, thank you. I’ll jus
第17题: [单项选择]中医“穿囊漏”是指:() A. 睾丸鞘膜积液 B. 阴囊阵发性坏疽 C. 阴囊急性化脓性感染 D. 睾丸及附睾结核性感染 E. 睾丸及附睾急性化脓性感染 参考答案:D
第23题: [单项选择]给兔静脉注射50%葡萄糖5ml后.尿量增多的主要原因是 A. 血浆胶体渗透压降低 B. 肾小球毛细血管血压增高 C. 小管液溶质浓度增加 D. 血浆晶体渗透压增高 E. 血容量增多 参考答案:C 答案解析:血浆胶体渗透压降低,肾小球毛细血管血压增高,血容量增多均可使尿量增多,但与题干不符,故排除A、B、E。血浆晶体渗透压增高是尿少的原因,故排除D。给兔静脉注射50%葡萄糖5ml后,超过了肾糖阈值,小管液