第7题: [单项选择]女性,35岁,颈前区肿块10年,近年来易出汗、心悸,渐感呼吸困难。体检:晨起心率104次/分,BP120/60mmHg,无突眼,甲状腺Ⅲ度肿大,结节状,心电图示:窦性心律不齐。初步诊断最可能的是() A. 原发性甲亢 B. 单纯性甲状腺肿 C. 继发性甲亢 D. 桥本甲状腺炎 E. 亚急性甲状腺炎 参考答案:C 答案解析:甲状腺功能亢进是由各种原因引起循环中甲状腺素异常增多而出现以全身代谢亢进为主要特征的疾病总称,可分为:①原发性甲亢:最常见,是指在甲状腺肿大的同时,出现功能亢进症状。病人年龄多在20~40岁之间。表现
第19题: [单项选择]Questions 19 to 21 are based on the conversation you have just heard. A. They don’t get rid of flabby arms. B. They can damage arm muscles. C. They aren’t acceptable to most people. D. They can raise one’s blood pressure. 参考答案:D 答案解析:[听力原文] 19-21 W: Exercise, exercise, exercise... we hear so much about it these days that even the