大动脉炎病理的基本病变是() ["狭窄(管腔)","血栓形成","肉芽肿","慢性非特异性炎症","急性渗出"]
首创六郁学说的医家是(). ["张仲景","巢元方","朱丹溪","虞抟","叶天士"]
下列哪种疾病血小板可以增高() ["慢性淋巴细胞白血病","慢性粒细胞白血病","急性淋巴细胞白血病","急性粒细胞白血病","脾功能亢进"]
下列疾病中不需要手术处理的有() ["左上腔静脉与左心房连接","左上腔与冠状静脉窦连接","右上腔静脉与左心房连接","右上腔静脉缺如","下腔静脉与左心房连接"]
根据FAB分型,诊断急性白血病需具备() ["骨髓增生极度活跃","肝脾淋巴结肿大","白细胞计数明显增高","染色体检查有异常核型","骨髓中原始加幼稚细胞比例大于30%"]
急流是指一股强而窄的气流带,急流中心最大风速在对流层上部必须大雨或等于30m/s。急流轴的左侧风速有气旋性切变,右侧风速具有()切变。高空急流附近风的垂直切变约为()。