胎膜早破
食管癌的最常见的好发部位是() ["A．颈段","B．上段","C．中段","D．下段","E．贲门"]
某产妇，孕4产0，足月分娩，由于胎盘部分粘连滞留于宫腔，施行人工剥离胎盘术，剥出的胎盘破碎，此时阴道大量流血，最可能的出血原因是()正常分娩后检查胎盘完整，但宫缩欠佳，持续阴道流血500ml以上，再仔细检查胎盘发现边缘有一断裂血管，此产妇出血原因最可能是() ["A．胎盘植入","B．软产道裂伤","C．子宫收缩乏力","D．帆状胎盘前置血管破裂","E．副胎盘残留"]
会阴Ⅰ°裂伤指()会阴Ⅱ°裂伤指()会阴Ⅲ°裂伤指() ["A．肛门括约肌部分断裂","B．会阴体肌肉裂伤延及阴道侧沟","C．会阴皮肤粘膜裂伤","D．阴道壁血肿","E．宫颈9点处裂伤长3cm"]
最常见的食管良性肿瘤是() ["A．纤维瘤","B．脂肪瘤","C．血管瘤","D．平滑肌瘤","E．神经纤维瘤"]
妊娠晚期子宫破裂常发生于()分娩期子宫破裂常发生于()子宫不全破裂()
