问题
单项选择题 A1/A2型题
幕上急性硬膜外血肿的CT检查影像学特征是（）
A.透镜状高密度影
B.透镜状低密度影
C.新月形高密度影
D.新月形低密度影
E.不规则高密度影
答案
参考答案：A
解析：幕上急性硬膜外血肿的CT表现一般为透镜状高密度影。
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幕上急性硬膜外血肿的CT检查影像学特征是（）
A.透镜状高密度影
B.透镜状低密度影
C.新月形高密度影
D.新月形低密度影
E.不规则高密度影
参考答案：A
解析：幕上急性硬膜外血肿的CT表现一般为透镜状高密度影。
| A man once had a dream about the Black Forest in Germany. In his 1 he was walking in the forest 2 two men ran out and tried to throw him on the ground. He ran off as fast as he could, but they 3 . He reached a place where he saw two separated (分开的) roads in front of him. One to the right and 4 to the left. Which road should he take? He heard the two men behind him, getting nearer and nearer, and at the same time he heard a 5 in his ear. It told him to go to the right, and he did 6 . He ran on and soon came to a small hotel. He was received (接待) there kindly and 7 a room, and so he was saved from the two men. Twenty years 8 he was again in the Black Forest and as happened in the dream once, two men ran out and tried to throw him down. He ran off and came to a place 9 two roads. He followed the dream and took the road to the right. He soon 10 a small hotel, was taken in, and so was safe. His dream of twenty years before had saved his life. | ||||
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