骨巨细胞瘤的好发部位是()软骨母细胞瘤的好发部位是() ["A．干骺端","B．骨骺","C．脊椎","D．上下颌骨","E．胸骨及肋骨"]
阴道毛滴虫运动细胞器是() ["A．基染色杆","B．鞭毛","C．伪足","D．波动膜","E．轴柱"]
骨瘤属于()内生软骨瘤属于()骨巨细胞瘤属于() ["A．肿瘤样病损","B．良性肿瘤","C．恶性肿瘤","D．潜在恶性肿瘤","E．继发性肿瘤"]
硬化混凝土的抗硫酸盐侵蚀性能主要与水泥品种有关。水泥中C3A含量是影响混凝土抗硫酸盐侵蚀的主要因素，()。 ["C3A含量越低，混凝土的抗硫酸盐侵蚀性能越差","C3A含量越低，混凝土的抗硫酸盐侵蚀性能越好","C3A含量越高，混凝土的抗硫酸盐侵蚀性能越差","C3A含量越高，混凝土的抗硫酸盐侵蚀性能越好"]
确诊骨肉瘤的根据为()诊断骨巨细胞瘤的根据为() ["A．临床表现","B．血管造影","C．活组织检查","D．X线摄片","E．血碱性磷酸酶的测定"]
骨软骨瘤()骨肉瘤()
