糖尿病毛细血管间肾小球硬化症的临床上尿液的主要特点是() ["尿糖较前增多","大量血尿","尿中有大量白细胞和管型","持续性蛋白尿","出现酮尿"]
严重颅内压增高引起的Cushing反应是指() ["水电解质紊乱","生命体征改变","休克","心律失常","神经源性肺水肿"]
二尖瓣结构不包括() ["瓣环","瓣叶","腱索","乳头肌","室间隔膜部"]
腰椎椎弓峡部断裂,正确的摄影体位是() ["腰椎正位","腰椎侧位","腰椎双斜位","胸腰段斜位","胸腰段侧位"]
严重颅内压增高,除引起脑组织损害外,还可引起全身其他器官的功能障碍,但下面哪个并发症与颅内压增高本身无直接关联() ["肾衰竭","消化道出血","肺水肿","心率失常","血压升高"]
纯铁、生铁和钢的性能有什么不同?