第5题: [单项选择]What do we know about Bill A. He is thoughtful. B. He is forgetful. C. He is careless. D. He is helpful. 参考答案:B 答案解析:W: I will never go with Billy again. He could never remember where he parked his car.
M: That certa
第9题: [单项选择]下述类癌综合征的临床表现,哪项是不正确的 A. 反复发作性腹痛 B. 左心受损 C. 面部潮红 D. 糙皮样表现 E. 哮喘 参考答案:B 答案解析:类癌综合征:因代谢性肠类癌瘤过量分泌5-羟色胺,缓激肽,组胺,前列腺素及多肽激素等作用于血管的物质而引起皮肤潮红,发绀,肠痉,腹泻等一系列似在心瓣病人所出现的症状(较少见的是哮喘和关节病)。