单项选择题

一产妇，孕3产1，因怀疑前置胎盘行剖宫产，胎儿娩出后行人工剥离胎盘很困难，发现胎盘部分绒毛植入子宫肌层，出血不止。下面哪项处理是恰当的

A.刮宫术
B.按摩子宫
C.立即给予缩宫素
D.子宫全切
E.立即用力将胎盘拉出
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The fact that most Americans live in urban areas does not mean that they reside in the center of large cities. In fact, more Americans live in the suburbs of large metropolitan areas than in the cities themselves.The Bureau of the Census regards any area with more than 2,500 people as an urban area, and does not consider boundaries of cities and suburbs.According to the Bureau, the political boundaries are less significant than the social and economic relationships and the transportation and communication systems that integrate a localE.The term used by the Bureau for an integrated metropolis is an MSA, which stands for Metropolitan Statistical AreA.In general, an MSA is any area that contains a city and its surrounding suburbs and has a total population of 50,000 or morE.At the present time, the Bureau reports more than 280 MSAs, which together account for 75 percent of the US population. In addition, the Bureau recognizes 18 megapolises, that is, continuous adjacent metropolitan areas. One of the most obvious megapolises includes a chain of hundreds of cities and suburbs across 10 states on the East Coast from Massachusetts to Virginia, including Boston, New York, and Washington, D.C.In the Eastern Corridor; as it is called, a population of 45 million inhabitants is concentrateD.Another megapolis that is growing rapidly is the California coast from San Francisco through Los Angeles to San Diego.Which of the following is the best title for the passage?A.Metropolitan Statistical AreasB.Types of Population CentersC.The Bureau of the CensusD.Megapolises
A.C.
B.
Which
C.Metropolitan
D.Types
E.The
单项选择题
患者女性，23岁，阴道流血量增多，阵发性腹痛加重，妊娠产物已部分排出体外，尚有部分残留于宫内，需采取以下哪项措施
A.立即行清宫手术
B.可不需特殊处理
C.需做凝血功能检查
D.妊娠14～18周行子宫内口缝扎术
E.镇静，保胎与休息
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