机体抵抗病原微生物感染的功能称为（） ["免疫监视","免疫识别","免疫防御","免疫自稳","免疫耐受"]
有关补体系统的蛋白叙述正确的是（） ["经典和替代激活途径中均有C3参加","在免疫应答时浓度不升高","可以参与IgG、IgM型的血清反应，但不能参与IgE的反应","可在某些免疫缺陷病人表现为补体缺失","以上都对"]
桡骨远端骨折肩关节脱位 ["PAUWELS角","银叉畸形","MCMURRAY征","DUGAS征","垂腕畸形"]
直接暴力所致为积累劳损所致为肌肉牵拉所致为肌肉牵拉所致为 ["粉碎性骨折","病理性骨折","疲劳性骨折","撕脱骨折","螺旋形骨折"]
D1细胞产生胰岛B细胞分泌胰腺A1G细胞分泌胰腺A2细胞分泌 ["胰岛素","胰高血糖素","胃泌素","血管活性肠肽","生长激素释放抑制素"]
胫骨上1／3骨折胫骨下1/3骨折胫骨中1/3骨折
