第23题: [单项选择]患者,女,29岁。G4P0,孕41周。臀牵引术,胎儿娩出后5分钟突发阴道多量出血约450ml,检查血压90/60mmHg,心率110次/分,宫底平脐。首要的处理是() A. 立即静脉滴注缩宫素 B. 检查软产道有无损伤及时缝合 C. 徒手人工剥离胎盘术 D. 应用前列腺素药 E. 宫体注射缩宫素 参考答案:C 答案解析:本例患者胎儿娩出后,活动性出血量大,已出现脉率增快,可能是胎盘剥离不全,应及时行人工胎盘剥离术。
第33题: [单项选择]Passage Two A. These regions are still attracting people from other areas. B. The freezing winter drives people away from these regions. C. Many people come to these regions on holiday for winter sports. D. There are almost no people left in these regions in winter. 参考答案:B 答案解析:[解析] 29-31 The northern parts of the United States get very cold in the winter. It snows a great