浸润性胸腺瘤的治疗原则是() ["A．手术切除","B．手术切除+化学治疗","C．放射治疗","D．放射治疗+化学治疗","E．手术+放射治疗"]
可导致左心室压力负荷过重的因素是()可导致右心室压力负荷过重的因素是()可导致左心室容量负荷过重的因素是() ["A．肺动脉瓣狭窄","B．主动脉瓣狭窄","C．肺动脉瓣关闭不全","D．主动脉瓣关闭不全","E．心肌梗死"]
设肺癌的肿瘤致死剂量为70Gy、肺的耐受剂量TD5/5为35Gy，前后野对穿照射方案的剂量分布：靶区(肿瘤)剂量为65Gy，射野内的正常肺组织平均剂量为60Gy前后野照射的治疗增益比为() ["A．1.08","B．2.0","C．0.86","D．1.86","E．0.5"]
纵隔生殖细胞瘤预后因素中最重要的是() ["A．病变范围","B．年龄＞35岁","C．组织学类型","D．颈部淋巴结有无转移","E．AFP升高"]
在锁骨中点后上方动脉搏动点是()下颌骨下缘与咬肌前缘相应处的动脉搏动点是()耳屏前方的动脉搏动点是()胸锁乳突肌前缘中点深面的动脉搏动点是() ["A．锁骨下动脉","B．颈总动脉","C．面动脉","D．颞浅动脉","E．上颌动脉"]
代表两心房去极化过程的是()两心室复极化过程形成()两心房在复极化过程形成()
