【单选题】
婴幼儿肺炎鼻前庭导管给氧，氧流量和氧浓度的选择是___
A. 氧流量1L／min，氧浓度<40％
B. 氧流量2～4L／min，氧浓度<50％
C. 氧流量5～6L／min，氧浓度<60％
D. 氧流量7～8L／min，氧浓度<70％
E. 氧流量9～10L／min，氧浓度<80％
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答案
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随访葡萄胎患者时最常用的检查方法是___
A. 阴道脱落细胞涂片检查
B. 测尿中的HCG值
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D. 多普勒超声检查听取胎心
E. CT检查脑转移情况
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测孕妇血压时，下列提示异常的数值是___
A. 较基础血压高22／12mmHg
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C. 与基础血压一样
D. 135／85mmHg
E. 90／60mmHg
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肝硬化病人进食时应细嚼慢咽，必要时药物应研成粉末服用。其目的是___
A. 易消化
B. 以免引起食管胃底静脉曲张破裂、出血
C. 以防耗氧增加，诱发肝性脑病
D. 以免加重腹水
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下列哪项检查结果提示可能是慢性肝炎肝硬化___
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10个月患儿，面黄来诊。诊断为营养性巨幼红细胞贫血，下列处理正确的是___
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腹泻脱水患儿补液后排尿，此时输液瓶中尚有不含钾液体200ml，此液体中最多可加入10％氯化钾多少___
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