正常的肺间质主要包括的成分有() ["血管","细胞外基质","肺泡结构","支气管","细胞"]
患者MCV、MCH、MCHC均小于正常,最可能是() ["慢性肝病性贫血","巨幼细胞性贫血","慢性失血性贫血","急性失血性贫血","再生障碍性贫血"]
若X线机可用220V也可用380V供电时,选380V供电的原因是()。 ["降低对电源容量的要求","降低对电源电压的要求","降低对电源频率的要求","降低对电源电阻的要求","降低对自耦变压器的要求"]
女性,27岁,会计。因"不断思考问题,重复无意义动作并引起痛苦2年,自伤1天"主动请朋友陪诊来精神科急诊。患者坐立不安,情绪激越。双手手背可见新鲜烟烫痕迹。行为疗法对该患者下列哪种症状最有效() ["A.强迫性回忆","强迫性穷思竭虑","强迫性对立思维","强迫性仪式动作","强迫性计数","强迫怀疑"]
间质性肺疾病最终可发展为() ["弥漫性肺纤维化","蜂窝肺","弥漫性实质性肺疾病","急性间质性肺炎","特发性肺纤维化"]
六方位绕车介绍都有哪六方位?各方位内容分别是什么?