男性，60岁，进行性吞咽困难3个月，体重下降5kg，查体无阳性所见，首选的检查方式是（） ["A.胸部CT","B.食管镜检查和活检","C.胸部MRI","D.食管拉网","E.食管超声波检查"]
患者，心悸，善惊易恐，坐卧不安，舌苔薄白，脉象虚弦，属下列何种证候（） ["心血不足","心虚胆怯","饮邪上犯","心阴不足","心阳衰弱"]
结核结节最为重要的细胞成分是（） ["朗汉斯巨细胞","淋巴细胞","成纤维细胞","类上皮细胞","浆细胞"]
治疗躁狂症可选用（） ["三氟拉嗪","丙米嗪","氟哌啶醇","奋乃静","氟奋乃静"]
29岁初产妇，妊娠39周，规律宫缩9小时，估计胎儿体重3100g，胎心140次/分。阴道检查：宫口开大3cm，胎膜稍膨出，胎先露S＝0，骨盆外测量无异常。经处理后宫缩逐渐增强，产程13小时，胎心170次/分，再次阴道检查：宫口开全，先露S+4，此时恰当的处理是（） ["A.等待自然分娩","静脉滴注缩宫素","产钳助产","肌注麦角新碱","行剖宫产术"]
心房颤动
