纸片琼脂扩散法的培养基厚度最好为()纸片琼脂扩散法的纸片距平板内缘是()纸片琼脂扩散法的各纸片中心相距是() ["A.2mm","B.4mm","C.6mm","D.>24mm","E.>15mm"]
淋病奈瑟菌对青霉素产生耐药其主要机制为()肠球菌对庆大霉素产生耐药其主要机制为()铜绿假单胞菌对氧氟沙星产生耐药其主要机制为()肺炎链球菌对红霉素产生耐药其主要机制为() ["A.β-内酰胺酶产生","B.药物泵出","C.核糖体靶位改变","D.氨基糖苷类钝化酶产生","E.DNA螺旋酶改变"]
普通变形杆菌的纸片扩散法药敏试验在明显的抑菌圈内有薄膜样爬行生长,抑菌圈直径大于其敏感范围,结果应报告对该药()金黄色葡萄球菌做纸片扩散法药敏试验时,在苯唑西林纸片周围的抑菌圈内有可辨的针尖样菌落,结果应报告对苯唑西林() ["A.敏感","B.中介","C.中度敏感","D.耐药","E.需重新分离、鉴定和药敏试验"]
试述联合药物敏感试验结果及进行联合药敏试验的目的?
试述超广谱β-内酰胺酶肠杆菌科细菌检测及临床意义?
何谓细菌的耐药性?