X线检查肺动脉段凹陷见于下半身青紫见于周围血管征见于脑缺氧发作常见于 ["室间隔缺损","动脉导管未闭合并肺动脉高压","房间隔缺损","法洛四联症","动脉导管未闭"]
人类的中枢免疫器官是() ["胸腺和淋巴结","骨髓和黏膜免疫系统","脾脏和淋巴结","胸腺和骨髓","脾脏和胸腺"]
气温低于皮肤温度时人体的主要散热方式是()气温高于皮肤温度时人体的主要散热方式是() ["蒸发","辐射","传导","对流","辐射、传导和对流"]
合并有重症肌无力的纵隔肿瘤是后纵隔最常见的纵隔肿瘤是男性,18岁。入学查体胸透,发现左侧胸腔第6胸椎旁有直径6cm圆形肿大影。最可能的诊断是瘤体内含有骨骼及毛发的肿瘤是 ["畸胎瘤","胸腺瘤","中央型肺癌","神经源性肿瘤","淋巴源性肿瘤"]
TI-Ag诱导免疫应答的特点是() ["需要Mφ加工处理","可产生IgG和其他类别Ig","有免疫记忆","只引起体液免疫","可诱导细胞免疫"]
多根多处肋骨骨折可出现()胃破裂可出现()胰腺损伤可出现()