急性化脓性骨髓炎最早出现的X线征象为 ["A．千骺端骨质破坏","B．在骨皮质旁见平行带状骨膜反应","C．弥漫性软组织肿胀","D．局限性骨质疏松","E．死骨片形成"]
幼体生殖
柯雷氏（Colles）骨折是指 ["A．桡骨远端2cm以内的伸展型骨折","B．桡骨远端3cm以内的伸展型骨折","C．尺骨上端骨折合并桡骨小头脱位","D．桡骨远端2～3cm骨折断端向掌侧成角","E．桡骨远端3cm骨折断端向背侧成角"]
关节破坏的早期X线表现是 ["A．关节间隙增宽","B．关节间隙变窄","C．软骨下骨质破坏","D．骨端松质骨破坏","E．关节面糜烂"]
焰细胞
雌雄同体
