问题 单项选择题 案例分析题

患者女,65岁,十二指肠 * * 上方2cm处发现一个直径约1.0cm肿块,呈息肉状生长。切面见肿块主要位于黏膜下,与周围界限尚清,黏膜表面浅溃疡形成。镜下:瘤细胞相对一致,有异型,大多呈腺样、腺泡状排列,核分裂象约12个/10HPF。

肿瘤性质最可能是()。(提示该患者既往有糖尿病、胆结石、脂肪泻、体重下降及贫血等临床症状。光镜下组织形态如图所示。免疫组织化学染色:CK(+),CGA(+),SYN(+),CD56(+),Ki-67指数8%。)

A.胃泌素瘤(NETG2)

B.生长抑素生成性NET(NETG2)

C.胰岛素瘤(NETG1)

D.EC细胞,5-羟色胺生成性NET(NETG2)

E.神经节细胞性副神经节瘤

F.类癌(NETG1)

答案

参考答案:B

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     Getting your children to study can be a little like getting them to eat their vegetables.

     __1__ Make a study time and have it at the same time every day.This will help your kids to learn to

schedule their day and will give them a sense of control over how they spend their time.

     Allow them to study in blocks of time, such as for half an hour with a fiveminute break in the middle.

__2__ Ideal(理想的) study times are after dinner or right after school before dinner.

     Never allow your children to study in front of the television, as that will encourage passive activity.

__3__

      You'll also need to help your kids find the right place to study.After you've set up a good study time

for little learners, set up a good place where they can get those creative juices flowing.

     __4__ Make sure there is a table or a desk and a comfortable chair.

     __5__ This includes helping them out with their homework sometimes and being there for them with

the answers to any questions. The input you give your children during study periods will help form a bond

and help make studying enjoyable.

A. Pick a place where your children can study properly.

B. Hold them to the schedule they create for themselves.

C. Finally, spend time with your kids when they're studying.

D. Keep the atmosphere light and offer lots of encouragement, too.

E. Instead, use TV as a treat or a reward when the homework is completed.

F. Try to stop this bad habit by offering some sort of reward.

G. One of the best ways to form good study habits for your kids is to design a schedule that they keep to.

多项选择题