搜题请搜索小程序“爱下问搜题”
问题 单项选择题

对探测器作用的论述，正确的是（）

A.探测病人位置的准确性

B.探测扫描时有无散射线

C.将微弱的电流进行放大

D.将模拟信号转换为数字信号

E.接收X线并将其转换为电信号

答案

参考答案：E

单项选择题

Questions 16 to 20 are based on the following talk.

A. Even strangers to England have a clear vision about a traditional British breakfast.
B. A traditional British breakfast is not nourishing and so is added with more protein.
C. The traditional British breakfast at a greasy caré is less than 50% the atmosphere.
D. The traditional British breakfast is getting more popular in London.
查看答案
单项选择题

预防和处理人工气道的意外拔管，错误的是（）

A.正确地固定气管插管和气管切开管，每日检查。

B.检查气管插管深度，插管远端应距降突4---6cm，过浅易脱出。

C.颈部较短的肥胖者，应选用较长的气管切开管。

D.对于烦躁或意识不清的患者，宜用约束带将其手臂固定防止拔管。
查看答案