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问题 单项选择题

临床表现轻而病理改变很重的常是（）

A．新生儿急性阑尾炎 

B．小儿急性阑尾炎 

C．妊娠期急性阑尾炎 

D．老年急性阑尾炎 

E．AIDS/HIV感染病人阑尾炎

答案

参考答案：D

单项选择题

The community health nurse develops a health education program about preventing the transmission of hepatitis B. The nurse evaluates that the teaching has been effective when the community residents identify which of the following activities to be high risk for acquiring hepatitis B

A. Sharing needles for drug use.
B. Ingestion of contaminated seafood.
C. Frequent use of marijuana.
D. Ingestion of large amounts of acetaminophen (Tylenol).
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单项选择题

男，36岁，心悸3年，既往体健，查体：BP130/80mmHg，双肺未闻及湿啰音，心脏各瓣膜区未闻及杂音。心律不齐，心电图示心室率140次／分，P波消失，代之大小不等的f波，该患者最可能出现的体征是（）。

A.发绀

B.二尖瓣面容

C.脉短绌

D.A2亢进

E.双下肢水肿
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