神经电生理检查哪一项不支持AIDP() ["F波消失","两条以上感觉、运动神经传导速度减慢","肌电图可见失神经电位","肌肉小力收缩时,时限缩短、波幅降低"]
导致染色体畸变的原因有() ["母亲妊娠时年龄过大","放射线","化学因素","病毒感染","以上都是"]
开胸手术为保持下侧肺充分膨胀,下述哪项不宜() ["通气压力10~15cmH0","频率12~14bpm","吸:呼比为1:1.5~2.O","潮气量8~10ml/kg","氧流量4~6L/min"]
颌骨角化囊肿的好发部位在() ["A.上颌结节及上颌尖牙区","B.上颌骨前部","C.下颌骨前牙区","D.下颌骨颏孔区","E.下颌第三磨牙区及升支部"]
有助于了解病者是否耐受开胸或全肺切除的是() ["胸腔磁共振","支气管造口术","胸腔CT扫描","胸部X线检查","肺功能检查"]
简述股骨颈骨折的临床分型及治疗原则。