The agent has probably already handed over you the stowage plan,().
A. isn't he
B. doesn't he
C. hasn't he
D. didn't he
中年患者,30岁,外伤致肾损伤,为了解肾损伤的部位、程度,哪项检查不适宜()
A. 排泄性尿路造影
B. 双肾CT
C. 逆行肾盂造影
D. 肾动脉造影
E. B超肾脏
6岁男孩,左侧斜颈,左侧胸锁乳突肌紧张挛缩,颈椎X线片正常,适当的处理是()
A. 肿块切除
B. 石膏矫形
C. 胸锁乳突肌全切除
D. 物理疗法
E. 在锁骨上方切断胸锁乳突肌+石膏矫形
两阻值相同的电阻,若并联后的总阻值为10欧,则它们串联后的总电阻是()欧姆。
A. 10
B. 40
C. 20