免疫学试题a卷及答案

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1、ThefinalexaminationofmedicalimmunologyforsevenyearstudentsofGrade2003(2005/12/6)PaperA题号一二三四五总分统分人得分得分评卷人I.Explainthefollowingitems(2pointsforeach,18points)1.Lymphocyterecirculation扣分2.CDR扣分3.cytokine扣分4.MHCrestriction15扣分5.PRR扣分6.Immunetolerance扣分7.ITAM扣分8.A

2、PC扣分9.TI-Ag扣分II.Chooseallcorrectanswers(1pointforeach,15points)15得分评卷人No.12345678AnswerNo.910111213Answer1.Whichofthefollowingstatement(s)aboutthespleenis(are)true:A.Itfiltersantigensoutoftheblood.B.LymphaticvesselsdrainingthetissuespacesenterthespleenC.Itcon

3、tainsgerminalcentersD.Itfunctionstoremoveoldanddefectiveredbloodcells2.WhichkindsofIgexpressedmainlyonthesurfaceofmatureBcells?A.mIgGB.mIgAC.mIgDD.mIgM3.WhichcanfunctionasC3convertaseinactivationofcomplementsystem?A.C4b2bB.C4b2b3bC.C3bBbD.C3bnBb4.Aboutthechar

4、acteristicsofcytokines,whichofthefollowing(s)is(are)correct?A.OnecytokinecanactondifferentcellsandplaymultiplebiologicaleffectsB.ThecytokineproducedbyonecellonlyactsonneighborcellsC.CombinedwithcorrespondingreceptortoplayroleD.Onecytokinecaninhibitorenhanceef

5、fectsofothercytokine5.WhichofthefollowingmoleculescanstimulateTcells15activation?A.LPSB.PWMC.ConAD.PHA6.WhatarethefunctionsofBcells?A.produceAbB.secretecytokinesC.killtargetcellsdirectlyD.presentAg7.WhichofthecytokinesaresecretedbyTh1cells?A.IL-4B.IL-2C.IL-10

6、D.IFN-γ8.WhichofthediseasesbelongtotypeⅢhypersensitivity?A.TransfusionreactionB.ArthusreactionC.ContactdermatitisD.Rheumatoidarthritis9.Whichofthefollowingis(are)correctaboutthecharacteristicsofmemorycells?A.CancomefromeitherBcellorTcellB.Canrespondtoantigena

7、tlowconsentrateeffectivellyC.OnlyexistinHID.Reacttoasecondinvasionofanantigenmorerapidlyandstronger10.Whatabilitiesdoαβ+Tcellsgainaftermaturation?A.self-reactiveB.self-toleranceC.expressfunctionalTCRD.selfMHCrestriction11.Whichofthefollowingsarecorrectstateme

8、ntsaboutdendriticcells?A.CanstimulatenaïveTcellproliferationB.ExpresshighlevelofMHCclassIImolecules15C.ExpresshighlevelofMHCclassImoleculesD.Maturedendriticcellswithstrongfunctionofantige