雍正瓷器的特点是() ["A、工整典雅","B、风格豪放","C、豪华繁缛","D、色彩绚烂"]
下列不属于窝洞基本固位形的是() ["梯形固位","鸠尾固位","窝洞固位","倒凹固位","侧壁固位"]
患儿2岁,不会坐、站、走,不会认人、说话,尿有鼠尿味。体检:头发浅黄,皮肤白皙。该患儿应首选哪项检查() ["头颅CT","智力测定","脑地形图","骨龄","尿三氯化铁试验"]
对颧骨颧弓复合体骨折采用() ["A.口内切口复位固定","B.保守治疗","C.冠状切口切开复位固定","D.颞部切开复位","E.颌间牵引复位固定"]
开胸纵隔移位摆动时造成哪些循环系统病理生理改变() ["神经性休克","静脉血回流受阻","回心血量减少","心排血量降低","心腔大血管扭曲"]
急救搬运脊椎损伤患者应注意哪些事项?