题型:名词解释 患者女,23岁,因“反复咳嗽、咳痰伴午后低热、盗汗3个月,呼吸困难,烦躁不安,胸闷、大汗淋漓3d”来诊。外院诊断为肺结核。查体:心脏搏动减弱,心浊音界向两侧扩大,心音轻而远,HR120次/min,肺部尤尔特征(Ewartsign)(+)。关于心包,叙述正确的有()。A.心包是三角形的浆膜囊腔B.包绕着心脏房室及其进出大血管的根部C.正常心包腔内有少量液体,一般不超过10mlD.少量心包积液减少心脏搏动时的摩擦E.心包可限制心脏因容量负荷过重而过分扩张F.心脏收缩时,心包腔内的负压有助于心房的充盈 查看答案
题型:名词解释 Powell calls for drawdown from Iraq by mid-2007. His comments break his long public silence on the issue and place him () with the administration.A. at willB. at easeC. at timesD. at odds 查看答案