孕期出现便秘，下列哪一项处理是不恰当的-最需题库

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1妊娠末期易出现仰卧位低血压的原因是
A.孕期血容量减少
B.孕期血管舒缩功能异常
C.增大的子宫压迫下腔静脉，使回心血量及心排出量减少
D.生理性贫血
E.低钙血症
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2关于孕期下肢水肿，下列哪一项描述是不恰当的
A.休息后可消退为正常现象
B.左侧卧位，休息时下肢抬高可缓解生理性下肢水肿
C.与增大的子宫压迫下腔静脉有关
D.休息后不缓解要考虑到妊娠期高血压疾病、妊娠合并肾脏疾病等
E.水肿明显时应服用利尿剂治疗
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3便秘是孕期的常见症状，其原因是
A.孕期活动量减少所致
B.孕期饮食结构的变化所致
C.孕期肠蠕动减弱，排空时间延长，水分被肠壁吸收
D.孕期肠道菌群改变所致
E.孕期经常需补充钙剂，服用钙片的副作用
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4美国食品和药物管理局根据药物对胎儿的致畸情况，将药物对胎儿的危害性等级分为
A.A、B、C、D、X5级
B.A、B、C、D4级
C.A、B、C、D、E5级
D.A、B、C、D、E、F、X7级
E.A、B、C、D、E、F、G7级
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5可能引起孕期母体贫血的主要营养因素有
A.维生素C不足
B.铁的吸收利用率低
C.维生素B12摄入不足
D.叶酸摄入不足
E.锌摄入不足
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6The advantages of routine early scanning of pregnancy are not
A.Confirmation of continuing pregnancy
B.Exclusion o fmultiple pregnancy
C.Accurate identification of gestational age
D.Recognition of major fetal anomalies
E.Identification of fetal sexuality
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7Which event is not appropriate inpregnancy
A.A diet high in fibre and fruit
B.Avoid any form of medication in any time
C.Sexual intercourse
D.Exercise and work may be continued
E.Use of iron and folic acid supplements
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8To screening for congenital abnormality through measurement of nuchal translu-cency(NT)，which stage is the most suitable
A.11 to 14 weeks
B.15 to 21 weeks
C.20 to 24 weeks
D.28 to 32 weeks
E.8 to 10 weeks
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9Through which method of determining gestational age is most reliable
A.Calculate from the size of natal in the second trimester
B.Calculate from the date of the last menstrual period
C.Measurement of uterine size
D.Measure crown-rump length in the early stage of pregnancy
E.Calculate from the time of the earliest complaint inpregnancy
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10If the fetal biophysical assessment suggested the score is 4，which treatment is appropriate
A.Repeat in 1 week
B.Repeat twice weekly
C.Repeat in 24 hours
D.If fetal pulmonary maturity assured and cervix favourable，repeat in 24 hours
E.If persistent score of 4 to 6，deliver if fetal pulmonary maturity certain
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