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问题 单项选择题

下列哪项试验可用于确诊G-6-PD缺陷（）

A.变性珠蛋白小体试验

B.硝基四氮唑蓝试验

C.G-6-PD活性检测

D.G-6-PD荧光斑点试验

E.高铁Hb还原试验

答案

参考答案：C

解析：G-6-PD活性减少即可确诊G-6-PD缺陷。

多项选择题

肩胛上神经阻滞的并发症是（）

A.臂丛神经损伤

B.气胸

C.出血

D.肩胛上神经疼痛

E.全脊髓麻醉
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单项选择题

Traditional Internet access methods like dial-up were so slow that host computers were connected to the dial-up. (6) at the customer premise over slow (7) ports. PPP was designed to run directly over these serial links. But with the advent of broadband Internet (8) technologies such as ADSL and cable modems there has been a considerable increase in the bandwidth delivered to the end users. This means that the host computers at the customer premise connect to the (9) or cable "modem" over a much faster medium such as Ethernet. It also means that multiple (10) can connect to the Internet through the same connection.

（9）是（）

A.FDDI

B.HDSL

C.ADSL

D.CDMA
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