题目内容

患儿病情继续加重，喘憋明显，呼吸60次/分，双肺大量湿罗音，紫绀，鼻导管吸氧无效果，应进一步检查

A. 胸片
B. 血气分析
C. 血常规
D. 心脏B超
E. 痰培养

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更多问题

下列金融工具中属于直接融资工具的有（）。

An amount, payable in money goods, or service, owed by a business to a creditor, is known

A. equity
B. debt
C. liability
D. asset

既具有中枢镇咳又有外周镇咳作用的是E．

We were prepared to make some concession on ________ details, but we would not compromise

A. major
B. minor
C. mortal
D. metallic