【单选题】
静脉输液港封管所用的肝素盐水的浓度为( )
【单选题】
输液港每日输液结束,肝素液封管液的浓度为?
【判断题】
使用50ml的移液管可以吸取10ml的待测溶液。
【单选题】
从1L 1mol/L NaCl溶液中分别取出100ml、10ml和1 ml,它们的物质的量浓度分别( )、( )、( )mol/L。
【单选题】
已知三点A(10、20、15)、B(10、0、30)、C(0、10、0),则在坐标面上的点为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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A、B、C三点
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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B点
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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B、C两点
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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C点
【单选题】
CRBSI封管液治疗效果最好的是( )
【单选题】
以下程序的输出结果是:main){inta=100,x=10,y=20,okl=5,ok2=0;ifx<y)ify!=10)if!okl)a=1;elseifok2)a=10;a=-1:printf%d\n,a)}
【单选题】
肝素添加比例,每毫升0.9%生理盐水含有()单位肝素
【单选题】
已知四点A(10、20、30)、B(30、20、10)、C(10、20、10)、D(20、20、30),则对H面的重影点为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
A与D,D点可见
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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B与C,B点可见
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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A与C,A点可见
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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A与C,C点可见
【单选题】
冲管与封管量是
①
导管冲管液量是导管及附加装置内腔容积总和的 2 倍以上
④
导管冲管液量是导管及附加装置内腔容积总和的2倍以下