细菌性痢疾致病作用的决定因素() ["内毒素","肠毒素","神经毒素","细胞毒素","侵袭作用"]
腹股沟管解剖结构中,下列哪项是错误的()。 ["内口为内环、外口为皮下环","上壁为腹内斜肌和腹横肌的弓状下缘","下壁为腹股沟韧带和腔隙韧带","前壁为腹横肌","后壁为腹横筋膜和腹膜"]
以下关于摩擦性苔藓样疹临床表现的描述正确的有() ["多发生与冬季","好发于3~12岁儿童","好发部位为手背、前臂等易受摩擦部位","自觉疼痛"]
女,29岁,肥胖、头痛伴痛经1年。查体:BP180/110mmHg,向心性肥胖,满月脸,皮肤薄,有痤疮,腹壁有宽大紫纹,下肢胫前可凹性水肿。为明确库欣综合征,拟检查() ["血浆皮质醇","尿游离皮质醇","血皮质醇昼夜节律","小剂量地塞米松抑制试验","大剂量地塞米松抑制试验"]
心悸、失眠、盗汗者,当选用何药治疗() ["朱砂","磁石","琥珀","酸枣仁","柏子仁"]
什么叫加权像?