下列哪些参与鼻腔顶部的构成() ["A．筛板","B．蝶骨","C．额骨鼻部","D．眶骨","E．鼻骨"]
母体的免疫球蛋白能通过胎盘转移给胎儿的是() ["A．IgA","B．IgG","C．IgM","D．IgE","E．SIgA"]
颈动脉三角常见病变() ["A．血管性病变","B．神经源性肿瘤","C．颈动脉体瘤","D．肿大淋巴结","E．以上都是"]
关于新生儿的免疫功能，下列哪项是错误的() ["A．IgA及IgM不能通过胎盘，故易患呼吸道及消化道疾病","B．细胞免疫功能已达成人水平","C．血中IgG含量低","D．皮肤屏障功能差","E．血清补体含量低"]
关于新生儿免疫功能下列哪项是错误的（） ["A．血中IgA尤其分泌型IgA缺乏，容易得呼吸道和消化道疾病","B．IgG不能通过胎盘，新生儿体内含量低","C．血清补体含量低","D．IgM缺乏易发生感染","E．脐部为开放伤口，细菌易繁殖入血"]
肝细胞癌能合成()绒癌可产生()
