第5题: [单项选择]X线胸片诊断为慢性肺源性心脏病的主要依据,下列哪项不正确() A. 可有明显肺气肿或慢性肺部感染征象 B. 右心室增大 C. 肺动脉段突出,其高度大于等于3mm D. 右下肺动脉干横径大于等于15mm E. 右下肺动脉干横径与气管横径之比大于等于1.07 参考答案:C 答案解析:慢性肺源性心脏病的X线诊断标准。慢性肺源性心脏病的X线检查可见,肺动脉高压征:右下肺动脉扩张,其横径大于等于15mm,其横径与气管之比大于等于1.07,肺动脉段明显突出或高度大于等于3mm,右心室肥大
第6题: [单项选择]呼吸微弱,短而声低,虚虚怯怯为 A. 喘 B. 哮 C. 上气 D. 短气 E. 少气 参考答案:E
第12题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. She would like to go with the man. B. She suggests the man wear formal dresses. C. The man should not come straight from the work. D. She will attend the performance tonight. 参考答案:B 答案解析:[听力原文]
M: I will be coming straight from work so I’d better bring another set of clothing for a cha