问题
多项选择题 案例分析题
患者，男，48岁。因头晕、走路不稳入院，影像学检查如下图。
关于本病的特点，以下正确的是（）
A.绝大多数发生于颅后窝
B.老年男性多见
C.可呈实性，平扫呈结节状或分叶状略高密度，边界清楚，增强扫描明显均匀强化
D.需要与发生在后颅凹的星形细胞瘤鉴别
E.可有流空血管影
F.以上都不是
答案
参考答案：A, C, D
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患者，男，48岁。因头晕、走路不稳入院，影像学检查如下图。
关于本病的特点，以下正确的是（）
A.绝大多数发生于颅后窝
B.老年男性多见
C.可呈实性，平扫呈结节状或分叶状略高密度，边界清楚，增强扫描明显均匀强化
D.需要与发生在后颅凹的星形细胞瘤鉴别
E.可有流空血管影
F.以上都不是
参考答案：A, C, D
| 阅读填词。 | |
用方框中所给单词的适当形式填空，使短文通顺、正确、连贯。
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| Martha started school just last month. The school was a few l from her house. 2 her parents were busy and couldn't drive her to school. Every day at 7:30 she took a school bus there. The bus went around 3 up students every morning and _ 4 them back home every afternoon. Martha's parents always set 5 alarm clock every evening,but one morning it didn't 6 . When Martha's mother opened her eyes,it was already 8 o'clock. She hurried 7 Martha's room. "I'm sorry,dear," she said,"but you'll have to wash and dress very quickly,have a 8 breakfast and then I'Il drive you to school. " "But do you know the 9 to my school,Mum?" "No,but you can be my guide, 10 you?" "Oh,yes!" Martha washed, 11 and had breakfast. Then they set off. Martha told her mum to tum right here and tum left there.In this way she made her mother 12 round most of the town 13 they got to her school.In the end her mother found out that it was not really very 14 from their house. " Why did you make me go such a long way round, Martha? " " 15 I didn't know how else to get here.That's the way our bus always goes to pick up other students. " 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. |