问题 单项选择题

男性,35岁,多饮多尿乏力,被诊断2型糖尿病3年,服用二甲双胍1.5g/d格列体脲(优降糖)7.5mg/d)治疗,效果欠佳,HbAlC在8%~10%间,1年来听力减退,母亲和一哥患糖尿病并耳聋。IcA(一),GAD抗体阴性,身高165cm,体重45kg。电测听示神经性耳聋。本例病人最有价值的检查是()

A.基因诊断

B.胰岛素释放试验评估胰岛B细胞功能

C.头颅CT检查

D.脑电图检查

E.胰岛素抗体检测

答案

参考答案:A

解析:年轻发病,母系遗传,肥胖不明显,口服降糖药物效果差,伴神经性耳聋病家族史,要考虑线粒体基因突变糖尿病的可能,基因诊断是最有价值的检查,本病病理生理上以胰岛素分泌进行性下降为主,治疗上需要胰岛素治疗。

阅读理解

                               Visit Forest Zoo
Come and see the Indian elephants and the new tigers from Northeast of China. The beautiful birds from England are ready to sing songs for you, and the monkeys from Mount Emei will be happy to talk to you. The lovely dogs from Australia want to laugh at you. Sichuan pandas will play balls for you. The giraffes from Africa are waiting to look down on you.
Tickets                                Opening time:
Grown-up (成人): ¥3                    9:00 a.m.--- 4:00 p.m.
Children: Over(高于)1.4m: ¥2          except(除了) Friday:
Under1.4m:  Free              10:00 a.m. ---- 3:00 p.m.
Keep the zoo clean!
Do not touch(触摸), give food or go near to the animals.
小题1:How many kinds of animals are there in the zoo?
A Six.    B. Seven.   C. Eight.     D. Four.
小题2:How much does Mr. Smith have to pay if he visit the zoo with his son who is 1.45m?
A.4.B.5.C.7.D.6.
小题3:Can we visit the zoo at 9:30 a.m. on Friday?
A.No, we can’t.B.Yes, we can.C.If we pay, we can.D.We don’t know.
小题4:Which of the following is wrong?
A.We can hear the songs from English beautiful birds.
B.We can’t give the food to the animals to keep the zoo clean.
C.We can go to the zoo at 1:00 p.m. on Sunday.
D.We can touch the animals to show that we are friendly to them.
小题5:What is the passage?
A.A notice(通知).
B.A post(海报) from the zoo.
C.A result of an animal survey.
D.An essay(论说文).
填空题