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问题 单项选择题 B1型题

经产妇，孕4产1，孕40+2周，胎儿娩出后5分钟， * * 持续大量出血，暗红色，应先考虑（）

A.子宫收缩乏力

B.软产道裂伤

C.胎盘剥离不全

D.胎盘残留

E.凝血功能障碍

答案

参考答案：C

问答题 简答题

简述肠阿米巴肠道病变的病理特点。
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单项选择题 共用题干题

Astute service providers realize that the continued support of legacy X.25 and asynchronous network element using separate operations network is cost(16).For example,the maintenance of multiple networks can require additional staff. Often, this staff must be trained on multiple vendor technologies, sometimes requiring parallel groups specializing in each (17) .Hence, additional maintenance procedures must be maintained and administrative records are (18) .The duplication of transport facilities to carry (19)network traffic is an inefficient use of resources. And not surprisingly, more technologies installed in a central office means the necessity for more physical space, and an increase in power connections and power consumption migration of these (20) network elements to IP-based DCns is alogical strategy.

空白处（19）应选择（）

A.overlook

B.overlie

C.overlay

D.overleap
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