醫(yī)學(xué)微生物學(xué)試題及答案

))))))B．transformationtestC．fluctuationtestD．replicaplatingtestE．Widaltest))))))()))))(()(19．ThemaininfectionsourceofepidemictypeBencephalitisvirusis:)A.patientB.healthcarrierC.youngpigD.culicine（庫(kù)蚊）20．ThemaintypeofinfectioncausedbyPoliovirusis：(A．inappareentinfectionB．a(chǎn)cuteinfectionD．latentinfectionE．slowvirusinfection)C．chronicinfection21．Atanofficevisit,a38-year-oldmancomplainsofjaundice黃疸,darkurine,anorexia厭食,abdominalpain,andmalaise不適.SerologictestsarepositiveforbothHBeAgandHbsAg.Whichstatementmostaccuratelydescribesthevirusresponsibleforthesefindings?()A.ItsgenomeisamessengerRNA(mRNA)thatencodesapolyprotein.Itsgenomeislineardouble-strandedDNA.C.ItsgenomeisRNA,butitreplicatesthroughaDNAintermediate.D.Itsreplicationrequiresahelpervirus.E.ItsreplicationrequiresanRNA-dependentDNApolymerase.22.Whichstepinviralreplicationisinhibitedbyproteaseinhibitor?()A.PenetrationC.TranscriptionD.ReplicationE.Viralassembly23.A48-year-oldmanhasbeenreceivingbloodproductsforhemophilia血友病sincechildhood.Heisnowsufferingfromalow-gradefever,weightloss,thrush鵝口瘡,seriousboutsofdiarrhea,andsymptomsofpneumonia.Adeficiencyintheproductionofwhichsubstancewouldbemostpronouncedinthispatient?()B.ImmunoglobulinG(IgG)C.Interferon-alpha(IFN-D.Interferon-gamma(IFN-1(IL-1)化,rash,inclusion()neonateisbornwithasmallhead,intracerebralcalcification腦內(nèi)鈣andswollenliverandspleen.Cellswithabasophilicnuclearbodyareobtainedfromthepatient'surine,whichconditionthemostprevalentconsequenenceofadultinfectionwiththisagent?A.ImmunosuppressionandsusceptibilitytoopportunisticdiseasesMildarthriticconditionwithafinelacyrashC.MononucleosiswithproductionofantibodytosheepredbloodcellsNoserious,definablediseasesymptomsE.Pharyngoconjunctivitis咽結(jié)膜炎25．Avirusisolatedfromapatientwithliverdiseaseisdetergent去污劑-sensitive,anditsgenomeisinfectious,Whichvirusdothesefindingsdescribe?()A.EchovirusB.HepatitisAvirusPapillomavirusC.HepatitisCvirusD.HepatitisEvirus))))2.highfrequencyrecombinant3.dysbacteriosis4.Daneparticle5.Weil-Felixreaction6.subacutesclerosin