第32题: [单项选择]As in the case of a voyage charter-party,it is implied in the bill of lading that the voyage must be prosecuted with(). A. operational custom B. rational practice C. due diligence D. reasonable despatch 参考答案:D
第35题: [单项选择]可刺激肥大细胞脱颗粒释放生物活性介质的补体成分是 A. C1q B. C3a C. C5a D. C4b E. C2a 参考答案:C 答案解析:C3a、CAa、C5a作为配体与肥大细胞、嗜碱性粒细胞、中性粒细胞、单核巨噬细胞和内皮细胞表面相应受体结合,激发细胞脱颗粒,释放组胺之类的血管活性介质,从而增加血管通透性并刺激内脏平滑肌收缩,称过敏毒