未按贫血的形态学分类的是() ["正常细胞性贫血","大细胞性贫血","小细胞低色素性贫血","单纯小细胞性贫血","溶血性贫血"]
男性,39岁。颅脑外伤后6小时来诊。神志清、语言流利。头颅X线摄片(-)。下列处理不正确的是() ["头颅CT检查","对症治疗","观察生命体征及神经系统体征","回家休息","告知病情有加重可能"]
婴儿期体重、身长的增长规律为() ["前3个月的增长约等于后9个月的增长","前6个月的增长等于后6个月的增长","前6个月平均每月增长0.7kg,3cm;后6个月平均每月增长0.25kg,1cm","平均每月增长0.5kg,2cm","前9个月的增长等于后3个月的增长"]
男性,30岁。颅脑外伤,来院已昏迷,一侧瞳孔散大。紧急处理措施是() ["CT检查","脑血管造影","快速静滴甘露醇","脑室穿刺外引流","钻孔探查"]
提高MR图像信噪比的是() ["提高主磁场的场强","增大FOV","降低矩阵","增加重复采集次数","用表面线圈代替体线圈"]
异型血管()点状结构()白斑()