关于癣菌疹,下列哪项错误?() ["是机体真菌代谢产物的一种变态反应","发生于皮肤癣菌感染灶炎症明显时","常对称分布","皮损真菌检查阳性","皮肤癣菌素试验阳性"]
闭锁两侧均呈盲端,其间有一条纤维素带连接,其毗邻的肠系膜有一"V"形缺损,为()。 ["肠闭锁Ⅲ型","肠闭锁Ⅱ型","肠闭锁Ⅰ型","肠闭锁Ⅳ型","肠狭窄"]
老年性痴呆的诊断主要依靠()。 ["神经心理量表测试","头颅X线平片","脑CT","血液生化指标改变","头颅MRI"]
下列哪些是急性气管-支气管炎的病因() ["感染","变态反应","物理、化学刺激","胃一食管反流","气道纤毛细胞发育不良"]
脊索瘤是:() ["良性骨肿瘤","恶性骨肿瘤","有恶性倾向的良性骨肿瘤","肿瘤样病变","继发性骨肿瘤"]
除了病毒感染外,慢性肝炎还有哪些致病原因?