我国麻疹主动免疫的初种年龄是() ["A．3个月","B．4个月","C．6个月","D．7个月","E．8个月"]
流行性腮腺炎的病原是属于() ["A．呼吸道病毒","B．虫媒病毒类","C．肠道病毒类","D．疱疹病毒类","E．痘类病毒类"]
关于食管癌的基本X线征象的说法，错误的是() ["A．粘膜皱襞紊乱、破坏","B．不规则腔内充盈缺损","C．管壁僵直，蠕动消失","D．纵隔内软组织肿块","E．恶性溃疡龛影"]
“腹部平片”观察不到的结构是() ["A．脾脏轮廓","B．肝脏轮廓","C．肾上腺轮廓","D．胃轮廓","E．肾脏轮廓"]
中枢神经损伤()神经失用()三叉神经痛()轴突断裂() ["A．神经纤维轻度损伤","B．神经轴突严重破坏","C．神经纤维断裂","D．肌张力增高","E．神经实质无明显变化，传导功能异常"]
垂腕征见于哪种神经损伤()“猿手”见于哪种神经损伤()“爪”形手见于哪种神经损伤()
