下列动物中,()属于季节性发情动物。 ["大鼠","猫","小鼠","犬"]
下列哪项是全胃肠外营养本身的并发症() ["气胸","血胸","纵隔血肿","皮下血肿","肝酶谱升高"]
形成胆固醇结石的最主要原因是() ["胆汁中的钙离子增多","胆盐与磷脂的微胶粒不足","胆固醇绝对量增多","大肠埃希菌产生的β-葡萄糖醛酸酶过多","胆汁酸分泌增多"]
关于AFP升高的描述,下列哪项正确() ["AFP>200μg/L时可诊断肝细胞癌","肝转移癌患者AFP常显著增高","肝功异常伴有AFP增高常提示合并肝癌","消化道其他肿瘤AFP不会升高","肝细胞癌术后AFP又升高提示复发"]
高空槽爬山时() ["减弱","加强","维持不变"]
旁路挡板开至90%,分别用盘上硬操按钮、DCS打开按钮试验()功能。