未分类题
A.是白细胞黏附分子
B.是内皮细胞黏附分子
C.可诱导白细胞黏附分子表达
D.表达于血小板膜具纤维蛋白原受体功能
E.以上都不是
A.是白细胞黏附分子
B.是内皮细胞黏附分子
C.可诱导白细胞黏附分子表达
D.表达于血小板膜具纤维蛋白原受体功能
【参考答案】
D$A$B$C
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听力原文:W: I haven't seen you for a while. Have you been away?M: Yes, I just got back from vacation. I took a tour around the Great Lakes. Have you ever been there?W: Oh, yes! When I was young, I lived in Erie county in New York and I used to go swimming in Lake Erie all the time. We also went to Lake Ontario in Canada.M: But I thought that Lake Erie is so polluted that everything living in it had died.W: At one time Lake Erie was almost dead. There was so much algae that the oxygen supply was practically used up.M: It was the amount of phosphate in detergents that caused the excessive growth of algae, wasn't it?W: Yes, but since both the U. S. and Canada have now limited phosphate in detergents, there have been tremendous gains in the fight against water pollution. In fact, all the Great Lakes will be ninety percent improved within the next generation.M: I'm glad to hear an environmental success story at last!What's the main subject of this conversation?A.Unites States Canadian agreements.B.Unlimited growth in population.C.Pollution in the Great Lakes.D.The limitea supply of phosphates.
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休克Ⅰ期抗损伤的代偿反应主要表现在( ) A.自身输血 B.毛细血管前括约肌收缩,真毛细血管数量减少 C.血液重新分配,保证心、脑血液的供应 D.动-静脉吻合支开放,经过真毛细血管的血流减少 E.自身输液
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