搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A3型题

陈某，68岁，脑血栓，医嘱静脉注射10%葡萄糖酸钙10mlSt。

在进行四肢静脉注射时，下列做法不当的是（）

A.认真执行三查七对

B.选择手背粗、直、有弹性的血管穿刺

C.止血带扎在距穿刺点6cm以上

D.穿刺时针梗与皮肤呈45°角

E.见回血后松开止血带，推注药液

答案

参考答案：D

填空题

Americans’ (1) impulses keep generating surprises. Charitable giving plays an even larger role in the (2) . Demand for nonprofit services gets proportionately bigger as a locality’s (3) rises. The philanthropy of the wealthy may not hinge on tax (4) to the degree many believe. The US (5) the world in levels of charitable activity. Some experts see charity as a (6) trait of the US, more than (7) or business. But those forces may be (8) , as many nonprofits, from healthcare to classical music are selling (9) in a marketplace alongside for-profit (10) . Charity is no mere (11) activity. It pays off for society in ways that may (12) the rates of return on many traditional investments. Charity not only helps those on the (13) end but also strengthens the (14) of society at large. Moreover, it appears to make the givers themselves more (15) . The pattern that conservatives are better givers than (16) is less about politics than about charity-linked (17) most common to conservatives, religious commitment, marriage and children, and entrepreneurship. The main point is that more Americans, regardless of ideology, embrace giving as a tool for (18) . The urge to make a difference, and to take (19) in it, outweighs (20) considerations.
查看答案
多项选择题

速开车的危害有：（）。

A、转弯时离心力增大，易发生横向侧翻

B、在凹形地段产生“加重”现象

C、制动距离减小

D、增大制动时的冲击力
查看答案