磺酰脲类降血糖主要是由于() A.刺激胰岛β细胞释放胰岛素 B.抑制胰岛α细胞,使胰

题型:单项选择题 A1型题

问题:

磺酰脲类降血糖主要是由于()

A.刺激胰岛β细胞释放胰岛素

B.抑制胰岛α细胞,使胰高血糖素释放减少

C.增加胰岛素受体的数目和亲和力

D.抑制肝脏胰岛素酶

E.减少葡萄糖的吸收

考点:公卫执业助理医师公卫执业助理医师(第一单元)模拟试题三
题型:单项选择题 A1型题

高效液相色谱法分析水中酚类化合物时,应将水样采集于玻璃瓶中,并装满。

题型:单项选择题 A1型题

简述外国个人的国际民事诉讼地位。

题型:单项选择题 A1型题

25.2050( )。

A.25.24
B.25.23
C.25.21
D.25.22
E.25.20


以下数字修约后要求小数点后保留2位

题型:单项选择题 A1型题

For the people who have never traveled across the Atlantic the voyage is a fantasy. But for the people who cross it frequently one crossing of the Atlantic is very much like another, and they do not make the voyage for the (56) of its interest. Most of us are quite happy when we feel (57) to go to bed and pleased when the journey (58) . On the first night this time I felt especially lazy and went to bed (59) earlier than usual. When I (60) my cabin, I was surprised (61) that I was to have a companion during my trip, which made me feel a little unhappy. I had expected (62) but there was a suitcase (63) mine in the opposite corner. I wondered who he could be and what he would be like. Soon afterwards he came in. He was the sort of man you might meet (64) , except that he was wearing (65) good clothes that I made up my mind that we would not (66) whoever he was and did not say (67) . As I had expected, he did not talk to me either but went to bed immediately.
I suppose I slept for several hours because when I woke up it was already the middle of the night. I felt cold but covered (68) as well as I could and tried to go back to sleep. Then I realized that a (69) was coming from the window opposite. I thought perhaps I had forgotten (70) the door, so I got up (71) the door but found it already locked from the inside. The cold air was coming from the window opposite. I crossed the room and (72) the moon shone through it on to the other bed. (73) there. It took me a minute or two to (74) the door myself. I realized that my companion (75) through the window into the sea.

A. quire B. rather C. fairlyD. somehow

题型:单项选择题 A1型题

在复杂的货运情况下,主运单和分运单上所示的收货人的意义有所不同。分运单上的收货人往往是货运代理,而主运单上的收货人则往往是真正的收货人。

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