In majority of cases，the occipitoposterior positions at the onset of labour

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• 1Occipitoposterior position is most commonly seen in the following type of pelvis

  A.gynecoid

  B.anthropoid

  C.android

  D.platypelloid

  E.osteomalacic

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• 2第二产程出现子宫收缩乏力，下列处理中正确的是

  A.肌注哌替啶

  B.即刻剖宫产分娩

  C.口服米索前列醇25μg

  D.缩宫素静脉滴注加地西泮静脉推注

  E.先露双顶径通过坐骨棘平面者，加强宫缩等待自然分娩或手术助产

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• 3下列剖宫产手术指征，哪一项不正确

  A.轻度骨盆入口狭窄

  B.足月肩先露

  C.头盆不称

  D.完全臀先露估计胎儿体重大于3500g

  E.骨盆出口狭窄

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• 4妊娠28周发现臀先露，应当进行的处理是

  A.等待自行转为头先露

  B.胸膝卧位

  C.艾灸至阴穴

  D.外转胎位术

  E.口服松弛子宫平滑肌药物后，行外转胎位术

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• 5持续性枕横位的特点是

  A.腹部检查可触及较多的胎体

  B.产程较早期产妇自觉肛门坠胀及排便感

  C.与骨盆入口狭窄有关

  D.阴道检查发现矢状缝与骨盆前后径一致

  E.胎头下降至盆底后，矢状缝与骨盆横径一致

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• 6Factors that hinder the forward rotation of an occipitoposterior position include all except

  A.android pelvis

  B.oxytocin augmentation

  C.poor pelvic muscle tone

  D.prematu rerupture of membranes

  E.myoma of uterus

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• 7The choice of treatment in a live fetus with mentoposterior position is

  A.rotation into mentoanterior

  B.rotation to occipitoanterior

  C.cesarean section

  D.forceps delivery

  E.ventouse delivery

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• 8In a breech presentation，if a fetus maintains an attitude of universal flexion with the thighs flexed at the hips and legs at the knee，it is known as

  A.complete breech

  B.incomplete breech

  C.frank breech

  D.extended breech

  E.foot presentation

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• 9The best option for delivery if the head is arrested at the pelvic brim in transverse position in a viable fetus is

  A.cesarean section

  B.ventouse delivery

  C.forceps rotation of the occiput directly posterior

  D.forceps delivery with occiput directly posterior

  E.oxytocin augmentation

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• 10初产妇，30岁，妊娠40周，临产10小时，宫缩15〜25秒/5〜10分，不规则，宫口2cm，胎膜已破。正确的诊断是

  A.宫缩乏力

  B.潜伏期延长

  C.胎膜早破

  D.活跃期停滞

  E.头盆不称

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