题目内容

有关正常肾脏超声图像的叙述,以下不正确的是

A. 肝脏和脾脏的回声高于肾实质回声
B. 青少年和婴儿的肾锥体回声更低,可近似无回声
C. 肾皮质和肾锥体之间有时可见短线状或点状高回声代表肾叶间动脉
D. 在膀胱高度充盈状态下,肾盂的无回声区可宽达1~2cm
E. 肾窦呈高回声,与腹膜后大血管周围的脂肪组织回声一致

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Questions 16 to 19 are based on the passage you have just heard.

A. They moved out of the college dorms at the end of the semester.
B. They were more appreciative of the university"s housing policy.
C. They broke up more often than same-race roommates.
D. They generally spent more time together than white pairs.

Questions 12 to 15 are based on the conversation you have just heard.

A. It was named after a land owner in the old days.
B. It will be used as a centre for athletic training.
C. It is located in the eastern part of Harrogate.
D. It is protected as parkland by a special law.

Questions 12 to 15 are based on the conversation you have just heard.

A. It has kept many traditions from Victorian times.
B. It remains very attractive with its mineral waters.
C. It is at the centre of the fashion industry.
D. It is an ideal place for people to retire to.

Questions 20 to 22 are based on the passage you have just heard.

A. It can help solve global food crises.
B. It will become popular gradually.
C. It has attracted worldwide attention.
D. It will change the concept of food.

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