心脏病人非心脏手术麻醉药可选() ["依托咪酯","咪达唑仑","芬太尼","氯胺酮","硫喷妥钠"]
下列哪些不是创伤的临床指征() ["牙周膜间隙增宽","个别牙的倾斜","牙槽骨的垂直吸收","牙龈出现缘突","牙龈出血"]
洋地黄化病人行过度通气会造成哪些危险() ["呼吸性碱中毒","低血钾","洋地黄毒性增加","室颤","血钙降低"]
瓣膜病人维护循环稳定必须() ["增加前负荷","降低后负荷","加强心肌收缩力","维护心率正常范围","降低前负荷"]
下列方法不属于规范操作,对预防保健无用的是() ["严格控制酸蚀面积","去除托槽周边的多余的粘结剂","选择尺寸稍大的带环","不要过度唇颊向开展牙齿","采用直接粘结的颊管"]
继发性颅脑损伤包括:()、()和外伤性脑梗死。