【单选题】
患者女性，20岁。因癫痫收治入院，今日早晨洗漱回病房途中突然全身倒地，意识丧失、四肢抽搐，此时首要的处理措施是___
A. 立即与家属将患者抬到床上，以防受伤
B. 回治疗室拿电筒观察瞳孔变化
C. 向医生汇报，尽快用药
D. 脑电图检查
E. 保持呼吸道通畅，防止窒息
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D. Use RDM in physical mode for virtual disk.
