问题
单项选择题
骨骺损伤的MRI征象中,错误的是()
A.T2WI骺板表现为高信号,与周围低信号的骨形成明显的对比
B.T2WI骺板急性断裂表现为局灶性低信号影
C.干骺端及二次骨化中心骨折在T1WI上为线形低信号影
D.干骺端及二次骨化中心骨折在T2WI为高信号影
E.骺板纤维桥和骨骺桥在T1WI和T2WI均表现为高信号区
答案
参考答案:E
骨骺损伤的MRI征象中,错误的是()
A.T2WI骺板表现为高信号,与周围低信号的骨形成明显的对比
B.T2WI骺板急性断裂表现为局灶性低信号影
C.干骺端及二次骨化中心骨折在T1WI上为线形低信号影
D.干骺端及二次骨化中心骨折在T2WI为高信号影
E.骺板纤维桥和骨骺桥在T1WI和T2WI均表现为高信号区
参考答案:E
完形填空。 | |||
Dear Xiaohua, Thanks for your letter. Your 1 life is really interesting I 2 I can go to visit you soon. Now I would like to tell you something 3 my life at school in Australia. We go to school five days a week from 4 to Friday. Classes 5 at nine. After fifty minutes, there is a short rest. 6 _ this time, we can eat some food in the dining hall or play sports outside. It's 7 . We have lunch at school. The food there is delicious. Classes end at 3:30 in the 8 and then we can have fun at all kinds of clubs. I know Chinese students usually have a lot of homework 9 every day. We also have homework, but it isn't too 10 . Best wishes ! yours, John | |||
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