自耻骨联合下缘到骶岬上缘中点的距离可以推测（） ["骨盆入口横径","中骨盆前后径","骨盆出口前后径","骨盆入口前后径","骨盆出口后矢状径"]
白癜风在我国人群的发病率约为（） ["0.05%～0.1%","0.1%～2%","2%～3%","3%～5%"]
麻醉前采用哪种药物，既有镇静又有抗惊厥的效应（） ["东莨菪碱","苯妥英钠","阿托品","地西泮","吗啡"]
腰椎间盘突出症非手术治疗占（） ["90%","80%","70%","60%","50%"]
休克初期（缺血缺氧期）组织微循环灌流的特点是（）。 ["多灌少流，灌多于流","不灌不流，灌少于流","少灌少流，灌少于流","少灌少流，灌多于流","多灌多流，灌少于流"]
简述脓肿切开引流术。
