[名词解释] 软组织

扭伤 流行性腮腺炎潜伏期为() ["A．5～7天","B．7～12天","C．12～14天","D．14～25天","E．25～30天"] 下列“结肠癌”的造影表现，哪项也可见于良性病变() ["A．环堤","B．半月征","C．结肠壁局限性僵硬","D．苹果核征","E．充盈缺损"] Eaton试验 下列为溃疡型胃癌的X线征象，错误的是() ["A．腔内龛影","B．不规则状粘膜纠集，杵状增粗","C．放射状粘膜纠集，直抵龛影口部","D．指压迹","E．蠕动消失"] 软组织