呼吸功能失常及下呼吸道分泌物潴留的主要临床表现是() ["A．心律失常","B．剧烈咳嗽","C．心率减慢","D．呼吸困难","E．痰液减少"]
影像检查如图，最可能的诊断为() ["A．肺癌","B．肺隔离症","C．肺动静脉畸形","D．支气管良性肿瘤","E．以上都不是"]
呼吸功能失常治疗不包括() ["A．给氧","B．足量有效抗生素控制感染","C．及时纠正酸碱失衡","D．一旦确诊就应气管切开","E．及时纠正电解质紊乱"]
该病例为少见病，正确的诊断为() ["A．局灶性肺气肿","B．肺隔离症","C．肺炎","D．肺胚胎发育变异","E．以上都不是"]
简述外照射的防护方法。
男，2岁，因误吸花生米，阵发性呛咳、呼吸困难4天入院。体格检查：T：38．9℃，右侧肺部有湿哕音，右下肺呼吸音低，哭闹后呼吸困难。
