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问题 单项选择题

有关依托咪酯的叙述哪项错误

A．依托咪酯无镇痛作用
B．可降低脑血流量和脑耗氧量
C．麻醉诱导时可出现肌阵挛
D．常用于肾上腺皮质功能减退者
E．可产生注射后疼痛

答案

参考答案：D

解析：依托咪酯对肾上腺皮质功能有一定抑制作用。

单项选择题

 Melissa and LoveLetter made use of the l:rust that exists between friends or colleagues.Imagine receiving an (1)from a friend who asks you to open it.This is what happens with Melissa and several other similar email (2).Upon running, such worms usually proceed to send themselves out to email addresses from the victim's address book, previous emails, web pages (3). As administrators seek to block dangerous email attachments through the recognition of well-known (4),virus writers use other extensions to circumvent such protection.Executable (.exe) files are renamed to .bat and .cmd plus a whole list of other extensions and will still run and successfully infect target users. Frequently, hackers try to penetrate networks by sending an attachment that looks like a flash movie, which, while displaying some cute animation, simultaneously runs commands in the background to steal your passwords and give the (5)access to your network.

空白（3）处应选择（）

A.memory

B.caches

C.ports

D.registers
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单项选择题

处方中Rp.的含义是

A．取

B．用法

C．用量

D．剂型

E．口服
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