B B B B
Neutrophils:
a.BareBphagocy cBcells.
b.BproduceBhistamine.
c.BproduceBan bodies.
d.BareBelevatedBduringBanBallergicBresponse.B-Ba
WhichBcellsBareBrequiredBtoBprocessBandBpresentBan gensBfromBforeignBmaterialBasBtheBini al
stepBinBtheBimmuneBresponse?
a.BT-helperBcells
b.BMacrophages
c.BEosinophils
d.BMonocytesB-Bb
HumoralBimmunityBisBmediatedBby:
a.BnaturalBkillerBcells.
b.BTBlymphocytesB(TBcells).
c.BBBlymphocytesB(BBcells).
d.Bneutrophils.B-Bc
ABsecondaryBimmuneBresponseBdiffersBfromBtheBprimaryBimmuneBresponseBinBthat:
a.BitBisBmoreBrapidBthanBtheBprimaryBresponseBandBresultsBinBhigherBan bodyBlevels.
b.BitBisBslowerBthanBtheBprimaryBresponseBandBdoesn'tBchangeBtheBan bodyBlevels.
c.BitBoccursBatBtheBsameB meBasBtheBprimaryBresponseBbutBresultsBinBaBdecreaseBin
an bodies.
d.BitBonlyBoccursBinBhyperallergicBreac onsBandBresultsBinBaBdecreaseBofBan bodies.B-Ba
, WhichBtypeBofBimmunityBisBprovidedBbyBaBvaccina on?
a.BAc veBnatural
b.BAc veBar ficial
c.BPassiveBnatural
d.BPassiveBar ficialB-Bb
WhenBanBallergenBbindsBwithBIgEBan bodiesBonBmastBcells,Bresul ngBinBreleaseBofBchemical
mediators,BthisBreac onBisBcalled:
a.BcytotoxicBhypersensi vity.
b.BimmuneBcomplexBhypersensi vity.
c.BtypeBIBhypersensi vity.
d.BtypeBIVBhypersensi vity.B-Bc
TheBroleBofBmemoryBcellsBisBto:
a.BchangeBintoBanBan body-secre ngBcellBfollowingBac va on.
b.BimmediatelyBsecreteBan bodiesBfollowingBtheBfirstBexposureBtoBan gen.
c.BrecognizeBtheBan genBandBs mulateBtheBimmuneBresponse.
d.BbindBcomplementBtoBtheBan body.B-Bc
WhichBstatementBappliesBtoBcontactBderma s?
a.BItBoccursBwhenBIgEBan bodiesBonBtheBskinBreactBwithBtheBcausa veBsubstance.
b.BItBmayBresultBfromBingestedBfoods.
c.BUr cariaB(hives)BgraduallyBspreadBoverBtheBbody.
d.BABtypeBIVBreac onBoccursBinBaffectedBareas.B-Bd
WhichBofBtheBfollowingBcausesBanaphylaxis?
a.BABsevere,BsystemicBallergicBreac on
b.BTypeBIIIBhypersensi vity
c.BCell-mediatedBhypersensi vity