雨课堂学堂在线学堂云Veterinary Parasitology(福建农林大学)单元测试考核答案

第1题Theeggsofpiglungwormareexcretedwiththefecesofthehost,andafterbeingswallowedbytheearthworm,theydevelopintoinfectedlarvaeintheearthworm.Accordingtothis,thepiglungwormiscalledASoil-borneparasiteBBiogenicparasiteCObligateparasiteDMultihostparasite第2题Theeggsofthefollowingparasitescannotbefloat-checkedwithsaturatedsaline,whichone?Achicken

coccidiaBHaemonchuscontortusCFasciolahepaticaDNodularworm第3题Whatisthemostreliablewaytodiagnoseaparasite?APathogendiagnosisBEpidemiologicaldiagnosisCSymptomdiagnosisDSerologicalexamination第4题WhichmethodistheprenatalinspectionofTrichinellaspiralis?AExaminationofcystsintissuebycompressionBELISACFecalexaminationDCheckthewormsinthedander第5题Whichoneisnotectoparasite?ABovinetickBClonorchissinensisCScabiesmiteDflea第6题Whatdoesnotbelongtothepathogenicmechanismofparasites?APlunderhostnutritionBMechanicalinjuryCToxinsandimmunedamageDSepticemia第7题Whatisnotaparasiticdiseasecontrolmeasure?ACutofftherouteoftransmissionBEnhancetheresistanceofsusceptibleanimalsCEliminatethesourceofinfectionDIncreasefeedingdensity第8题Theinspectionmethodcommonlyusedinthelaboratorytodetectmostnematodeeggs,tapewormeggsandcoccidiaoocystsinfreshfeces,whatisit?ABellman'slarvaeisolationBMiracidiahatchingCWaterwashingprecipitationmethodDSaturatedsalinefloatingmethod第9题Afterslaughteringagroupoflivepigsinaslaughterhouse,thequarantinestaffquarantinedandvisuallyfoundthattheslaughteredporkhadwhitedotsinthesizeoftheneedletip.Takewheat-sizedmuscles,andaftercompression,low-powermicroscopeexaminationrevealedfusiformcystswithcurledwormsinthem.

Whatisthewormmostlikely?ACysticercusBEchinococcusCSarcocystisDTrichinellaspiralis第10题TheeggsofHeterakisgallinaearenotdevelopedintheearthwormsafterbeingswallowedbyearthworms,butremaininfectious.TheearthwormsinfectedbyHeterakisgallinaecaninfectchicken,sowhataretheearthwormsforHeterakisgallinae?AMediaBCarrierhostsCreservoirhostDTransporthost第1题Whichisthesexualreproductionmethodsforprotozoan?AConjugationBSchizogonyCBuddingreproductionDSporogony第2题Whatisthenameofthemid-tapelarvaeofSpirometramansoni?ASparaganumBHydatidcystCCysticercusDCysticercoid第3题Whereisthesiteforthetapewormabsorbsnutrients?AmuscleBCuticleCGutDUterus第4题Whatisthenameoftapewormlarvaeparasiticinarthropods?ACysticercoidBSparganumCHydatidcystDCysticercustenuicollis第5题WhatistheinfectiousstageofAcanthocephala?AAcanthellaBFirststagelarvaeCCystacanthDSecondstagelarva第6题Whichisthespeciallifehistoryfornematodes?ATrichinellaspiralisBHookwormCAscaridDWhipworm第7题Whatistheinfectiousstageof

ascarid?AEggscontainingL1BEggscontainingL2CEggscontainingL3DEggscontainingL4第8题Whichoneisthebiogenicnematode?AAscaridBHookwormCMetastrongylusDWhipworm第9题Whichoneisthefacultativeparasite?AStrongyloidesBHookwormCAscaridDFilaria第10题Whichofthefollowingisnotorganelleforprotozoanmovement?ACystBCiliaCFlagellumDPseudopodiumChapter3ChapterTests第1题Whichisnotectoparasite?ATicksBMitesCFleaDFasciolahepatica第2题Inwinter,a40-day-oldcommercialpigherdhassevereitching,thickeningoftheskin,scabs,andhairremoval.Thediseasebeginsattheeye,cheek,andearroots,andthenspreadstotheback,body,andinsideofthehindlegs;Affectedpigsareanaemicandarelosingweight.Themostlikelydiagnosisis?ASarcopticacariasisBPsoropticacariasisCDermanyssusdiseaseDDemodicidosis第3题WhatisgadflyforTrypanosomaevansi?AIntermediatehostBMediaCFinalhostDCarrierhost第4题Whatistheparasiticsitefor

Sarcoptesovis?AEpidermisBMuscleCHairfollicleDSebaceousglands第5题Inapigfarm,thesow'sheadandbodyareitchy,shedhair,scab,andcrack.Scrapingdermatologicalmaterialsformicroscopicexaminationshowedalargenumberoftortoise-shapedbodieswith4pairsoffeet,andthelasttwopairsdidnotextendoutsidethebodyedge.Whatisthemostlikelycauseofthedisease?APsoroptesBSarcoptes

CDemodicidmiteDBloodlice第6题Wheredoesthesheepnosebot

liveinthesheep?AGutBSubcutaneousCNoseDStomach第7题HowdosetheHypodermabovisentersthecattle?AThefirststagelarvaepenetratefromtheskinfollicleBThesecondstagelarvaepenetratefromthehairfollicleCThethirdstagelarvaepenetratefromthehairfollicleDThefirststagelarvaepenetratefromthenose第8题WhatistheclinicalmanifestationofPsoroptescuniculi?ACausesystemiccirculationdisordersBCauseskininflammation,anemia,weightlossCCauseweightloss,crusting,hairremoval,itching,blistersornodulesDCauseskinredness,inflammation,bleeding第9题Whatdrugsshouldbeusedtotreatswinemange?AMetronidazoleBAlbendazoleCIvermectinDTriazamidine第10题WhatisthemainwayofinfectionofPsoroptescuniculi?ASkininfectionsBContactinfectionCOralinfectionDInfectedbyairChapter4ChapterQuiz第1题Apigherdsufferedfromlossofappetite,mentaldepression,hyperthermia(41-42°C),abdominalorcaninesittingbreathing,enlargedlymphnodesonthesurface,conjunctivalcongestion,andcyanosisoftheskin.Pregnantpigshavemiscarriagesandstillbirths.Stainedpigliver,lung,lymphnodesandascitessmearstainingmicroscopyrevealedbanana-shapedparasites.Whatistheparasiticdisease?AFasciolopsisbuskiBtoxoplasmagondiiCStephanurusdentatusDTrichinellaspiralis第2题WhatisthefinalhostofToxoplasmagondiiApigBcatCdogDchicken第3题WhatisthedrugofchoiceforthetreatmentoftoxoplasmosisASulfadrugsBMetronidazoleCIvermectinDAlbendazole第4题Sows,breedingboarsandfatteningpigsinapigfarmallhavehighfever(41~43℃),lossofappetite,andconstipation;somesickpigshavediarrheaatthelaterstageandtheirskinisred,especiallythelimbsandlowerabdomenareheavier,difficultybreathing,pigswithcoughing,viscousorconcentratednasaldischargefromthenostrils,theskinoftheseverepigbecomespurple.Basedontheclinicalsymptomsofthesickpig,thediagnosisthatshouldnotbeconsideredisASwinefeverBEperythrozoonCSwinetoxoplasmosisDkidneywormdisease第5题WhatarethemainpathologicalchangesofJapaneseschistosomiasis?ACongestionintheliverBAtrophiclesionsandnecrosisoftheanteriorpituitaryCSpleenshowedprogressiveenlargementDEggnodulesinliverandintestines第6题WhatarethemainpathogenicstagesofSchistosomajaponicum?AeggsBmiracidiumCsporocystDcercaria第7题WhatisthefirstchoiceforthetreatmentofschistosomiasisjaponicaAPraziquantelBNitrochlorophenolCTriazamidineDAlbendazole第8题WhatistheanimalwiththehighestinfectionrateofEchinococcusgranulosusinChinaAsheepBcattleCpigDhorse第9题WhatistheadultofcysticercosisATaeniasoliumBbeeftapewormCTaeniasaginataDEchinococcusgranulosus第10题Whenthequarantinestaffconductedquarantineafterpigslaughter,thenakedeyesfoundthattherewerewhitedotsinthesizeoftheneedletipintheporkdiaphragmofaslaughteredpig.Shapedcystswithcurledparasitebodies.Whatisthetypeofreproductionoftheparasite?AbinaryfissionBsporogonyCViviparousDbuddingreproductionChapter5ChapterQuiz第1题Whatisthepreferreddrugforthetreatmentoftrypanosomiasis？AThiadiazineBsulfamethoxamCAlbendazoleDTriazamidine第2题Aherdofcalvesisdepressed,fever,drowsiness,anorexia,accompaniedbyseverediarrhea,dehydration,feceswithalotofcellulose,growthanddevelopmentstagnation,andextremeweightloss.Theautopsyshowedswellingoftheintestinaltract,whichwasfilledwithmucusandgas.Thesaturatedsucroseliquidfloatationmethodwasusedtoexaminethefecesoftheaffectedcows.Oilmicroscopeobservationrevealedalargenumberofoocystscontaining4nakedsporozoites.Whatisthemostlikelypathogenofthecalf?ATaeniasaginataBCryptosporidiumCStrongyloidesDTrichurissuis第3题A2-year-oldbuffalobegantohavesymptomsafterenteringSeptember,anditsbodytemperatureroseto40~41.6℃,continuedtofallafter2days,andthenroseagain.Theeyesareflushedwithrednessandtears,conjunctivalvalgus,andyellow-whitedischargeattheinnercorneroftheeye.Thesickcowgraduallylostweight,withvisiblepalemucousmembranes,edemaofextremities,crackedskin,yelloworblood-coloredfluid,andcrustformationandthenshedding.Dryearsandtail.Whatisthefirstitemthatlaboratorydiagnosisshouldbecarriedout?AFecalegginspectionBMucariahatchingCBloodsmearDBloodbiochemistrytest第4题WhatistheparasiticsiteofSarcocystisinthefinalhost？ASmallintestineBliverClungDmuscle第5题WhatisthesecondintermediatehostofClonorchissinensisAdragonflyBFreshwatersnailCFreshwaterfishandshrimpDLandSnail第6题ToiletsinacertainplaceinGuangdongaremostlybuiltonfishponds,usinghumanandanimalmanuretofertilizefishponds,andlocalresidentsprefertoeaticeshrimpanddrunkshrimpraw,whichhascausedsomezoonoticparasiticdiseases.Aftereatingiceshrimpanddrunkshrimpraw,someresidentshavesymptomssuchasweightloss,fatigue,lossofappetite,diarrhea,abdominalpain,andabdominalfullness;someresidentshavesymptomslikecirrhosissuchasedema,ascites,splenomegaly,andanemia.WhatisthemostlikelydiagnosisofthediseaseAfasciolopsiasisBClonorchissinensisCFasciolahepaticaDParagonimiasis第7题60%ofthepigsrearedfrom50to70daysofageinapigfarmdevelopedintractablediarrhea,withmucusandbloodinthefeces,lossofappetite,weightloss,anddehydration.Sickpigsweigh10-15kg,whilehealthypigsofthesameagecanweigh25-30kg.Successivetreatmentssuchasflorfenicol,lincomycin,andsulfamethoxinehavenoeffect.Collectfreshfecesdischargedfromsickpigs,collecttheeggsbythesaturatedsaltwaterfloatationmethod,andobservealargenumberofbrownandyellowwaistdrumswithtransparentnodulesonthemicroscope.Whatmaybeaffectedbytheherd？AMetastrongylusBCoccidiosisCDictyocauliasisDTrichinellosis第8题Apigletherdissufferingfromlackofenergy,weakness,skineczema,itching,lossofappetite,lightcough,weightloss,abdominalenlargement,anddiarrhea.Fecalexaminationrevealedalargenumberofovalwormeggswiththintransparentshells,containingjackknifelarvae.Whatmaybethecauseofthedisease？AHyostrongylusrubidusBMacracanthorhynchushirudiuaceusCTaeniasoliumDStrongyloides第9题Alambflocksufferedfromlossofappetite,wasting,anemia,anddiarrhea.Drainedbloodystoolsafewdaysbeforedeathandsheddingmucosa.Afterflorfenicol,lincomycin,sulfamethoxineandothertreatmentshavenoeffect.Freshfecessampleswerecollected.Examinationshowedalargenumberofbrown-yellowwormeggswithtransparentnodulesatbothendsandoccludersatbothends.Whatarethewaysinwhichtheflockisinfectedwiththeparasite？ATransdermalinfectionBContactinfectionCOralinfectionDArthropodtransmission第10题WhatarethepathologicalfeaturesofSarcocystosis？AInflammation,bleeding,connectivetissuehyperplasiaBInfiltrationandcalcificationoflymphocytes,basophilsandphagocytesCInfiltrationandcalcificationoflymphocytes,eosinophilsandphagocytesDencephalitisChapter6ChapterQuiz第1题WhenisthemainageofswineisosporasisA2-5daysB5-10daysC36~45daysD46~55days第2题Whataretheimportantpathogenscausingswinecoccidiosis？AIsosporaBSarcocystissuisCBalantidiumcoliDCryptosporidium第3题WhereistheparasiticsiteofFasciolopsisbuskiinthefinalhost?AHepaticductandbileductBMesentericveinCjejunumDstomach第4题Thepigletsofateachingpracticepigfarmofacertainschoolhaveappeareddepressed,diarrhea,graduallylosingweight,edemaundertheabdomen,anddiedofsevereexhaustion.Thepighouseislocatedinthedownstreamofthereservoir,andthesurroundingaquaticfeedisrich.Uponinquiry,thebreederoftenfeedspigswithaquaticplantssuchaswaterhyacinthtoreplacepartofthegreenfeed.Whatisthediseaseismostlikelytobe?AdicroceliasisBSchistosomiasisCClonorchiasissinensisDfascioliasis第5题Whatisthebestmethodforantenataldiagnosisofswinestephanurosis？ABellman'sLarvaeIsolationBExaminationoflarvaebyfecalcultureCPrecipitationmethodforcheckingeggsinfecesDExaminetheeggsaftertakingurineforstandingorcentrifugation第6题WhatistheinfectionrouteofStephanurusdentatus？AContactinfectionBArthropodtransmissionCOralandskininfectionsDTransplacentalinfection第7题Agroupofleanpigletsintroducedfromapigfarmshowedanincreaseinbodytemperature,highweightloss,diarrhea,andsheddingmucousmembranesinthefecesonthethirddayafterenteringthepen.Treatmentwithantibioticssuchassulfamethoxazoledidnotalleviatethecondition.Theautopsyofsickanddeadpigsshowsthattherearealargenumberofnodularlesionsinthecolon,theentiremucosaofthecolonandlargeintestineisbran-likenecrosispseudomembrane,andtherearenodulesontheintestinalwall.Theintestineisfullofstenchwithbloodystools.Insectswerefoundtobelinearintheintestine,6to10mmlong.Whatistheparasiticdiseasethatthefarmmaybeinfectedwith?AHeterakismeleagridisBAscariasisCOesophagostomiasisDTrichinosis第8题Somepigsonafarmshowedmentaldepression,lossofappetite,smallrednodulesontheskin,andenlargedlymphnodesonthebodysurface.Theseriouslyillpigsappearedlimponthehindlimbsandcrawledonthefloor.Theurineislikearicesoupwithwhitestickyflocs.Treatmentwithantibioticssuchasnorfloxacinandenrofloxacinhadnoeffect.Microscopicexaminationofthewhiteflocsinurinecanrevealalargenumberoflongovalshapedeggswithbluntends.Thereare32~64embryoniccellsintheegg.Liverabscessesaremainlyseeninautopsyofdeadpigs,enlargedkidneysonbothsides,hyperplasiaofconnectivetissue,andmorecystsintheureter.Inthekidney,awormbodywithalengthof20to45mmlookslikeamatchstick.Basedontheabovediagnosis,itcanbedeterminedthatwhatispigsinthefarmmaybeinfectedwith?ASwineAscariasis

BSwineOesophagostomiasisCSwineStephanurosisDSwineCoccidiosis第9题Apigletfree-rangedbyafarmerappearsdepressed,hasanappetite,growsslowly,andgraduallylosesweight.Sometimeshecoughsandvomits,oftengrindshisteeth,hasabdominalpainaftereating,andgroanswhenherises.Somepigscan'tstandontheground,somehaverashesormusclecramps,anddiarrhea.Treatmentwithantibioticsisineffective.Necropsyofthediseasedpigrevealedthatthesurfaceofthelungwasspeckledwithalargenumberoflinearworms;theliverhadwhitespotsandthesmallintestinalmucosahadcatarrhalenteritis.Accordingtoclinicalsymptomsandnecropsy,itispreliminarilyjudgedthattheparasiticdiseasethatwhatisthesickpigmaybeinfectedwith?

ACysticercuscellulosaeBClonorchissinensisCSwineAscariasisDSwineOesophagostomiasis第10题WhichtypeofhostofEarthwormisforswinelungworm?AIntermediatehostBtransporthostCReservoirhostDfinalhostChapter7ChapterQuiz第1题Theparasiticsitesofthe"Kochbodies"stageofTheileriaannulusincattleisAwhitebloodcellBbasophilsClymphocytesandendothelialcellsofthespleenorlymphnodesDneutrophils第2题Predilectionsiteof

Babesiabovis

isAlymphocytesBMacrophagesCerythrocyteDeosinophils第3题ThePredilectionsiteofEurytremacoelomaticumincattleis

Athecirculatorysystem

BveinCPancreaticductsDLiver第4题ThemainclinicalsymptomsofbovinebabesiosisareAMissingfever,anemia,yellowstaining,bloodystoolBRelaxationfever,anemia,jaundice,hematuriaCMissingfever,anemia,yellowstaining,hematuriaDMissingfever,anemia,edema,bloodystool第5题MaininfectionroutesofHaemonchuscontortusincattleandsheepAskininfectionBDirectcontactinfectionofhealthyandsickanimalsCmosquitobiteinfectionDOralinfection第6题ThefinalandintermediatehostsoftheMonieziatapewormareAcowandantBCattle,sheepandgroundmitesCsheepandsnailDDogsandearthworms第7题Drugsthathaveanthelminticeffectsongastrointestinalnematodes,lungnematodesandtapewormsare:AhalofuginoneBMetronidazoleCtriclofenazoleDamethylimidazole第8题TrichomonasfoetusparasiticoncattleAsmallintestineBliverCreproductivetractDBloodvessel第9题Parasiticdiseasesthatcausegyrating(circling)symptomsinthehostareATrichurisBFascioliasisCChickentapewormdiseaseDcoenurosis第10题Thereare260sheepinasheepfarm,ofwhich78haveintractablediarrhea,andtheincidencerateishighinlambsthatareweanedsoon.Thestoolsareyellow,green,oroff-white,withalternatingdiarrheaandconstipationaweekaftertheonsetofsymptoms.Thesicksheepareextremelyemaciated,withpaleconjunctiva,decreasedphysiqueanddeath.Necropsyrevealedthatthecolonwallwascoveredwithmungbean-sizedgray-whitegranularnodules.Treatedwithlevamisole,theconditionwaseffectivelycontrolled.Dependingonclinicalpresentation,necropsy,anddrugtherapy,thediseasemaybeAtrichuriasisBheterakiasisCoesophagostomosisDFascioliasisChapter8ChapterQuiz第1题ThevectorofBabesiacaballiisAHyalomma

dctritumBDermacentornuttalliCIxodespersulcatusDHyalommaasiaticum第2题ThedevelopmentalhistoryofhorsestomachfliesincludesAEgg,larva,nymph,pupa,adultBegg,larva,pupa,adultCegg,larva,nymph,adultDegg,nymph,adult第3题ThemainrouteoftransmissionofthedourineisADirectcontactbetweensickhorsesandhealthyhorsesBskinCTransmissionviaarthropodsDSpreadwhensickhorsesmatewithhealthyhorses第4题ThemainsymptomscausedbythemigratorylarvaeofParascarisequorumare:AweepingBhematuriaCcoughDconstipate第5题Horsesonahorsefarmdiedsuddenlywithoutshowinganyclinicalsymptomsduringgrazing.Afterautopsy,thedeadhorseswerefoundtohavesevereliverhemorrhage,urinarybladder,andswollenkidneys;aclearaneurysmwasformedonthemesangialintestinaltract,andtheaneurysmwasincisedtoreveala14-30mmlonglinearparasite;theintestinalmucosawasseverelyhemorrhaged.Accordingtothis,itcanbejudgedthatthehorsemaybeinfectedwithAheterakiasisBtrichuriasisCanisakiasis

DStrongyloidiasis第6题ThecausativeagentofequineocularsetariasisisAStrongylusequinusBStrongylusedentatusCSetariadigitataDParascarisequorum第7题ThevectorofhorsebabesiosisisAmitesBfleaCticksDmosquito第8题ThecausativeagentofhorsestomachmyiasisisAHorsestomachflyBHorsestomachflyeggsCHorsestomachflypupaeDHorsestomachflylarvae第9题Inahorsefarm,themainlesionswerehemolyticanemia,yellowstainingofmucosa,aponeurosisandsubcutaneouscellulite,pulmonaryedema,oliguriaorproteinuria.Afterbloodsmearexamination,apear-shapedwormbodylargerthantheradiusoftheerythrocytewasfoundintheerythrocyte,andthewormbodyshouldbeABabesiabovisBBabesiacaballiCBabesiamotasi

DB.bigemina第10题ThecommonhorsetapewormspecieinourcountryisAAnoplocephalaperfoliataBmoniezia

CcucumberseedtapewormDEchinococcusgranulosusChapter9ChapterQuiz第1题ThefinalandintermediatehostsofD.lanceolataareAchickenandantBLandsnailsandducksCGooseandCyclopsDgooseandsnail第2题TheinfectivestageoftheProsthogonimusintheoviductsofbirdsisAMircariaBsporocystCcercariaDmetacercaria第3题ThemaininfestationsitesofHistomonasmeleagridisareAgutBcecumandliverChepatobiliaryductDsmallintestine第4题ThedevelopmentalstageofchickencoccidiosiscausingseverediseaseinchickensisAgametogonyBsporogonyCschizogamyDbudding第5题Drugsthatarenotanti-flukesareASulfurbis-dichlorophenolBamethylimidazoleCPraziquantelDTriazamidine第6题TheparasiticsiteofHeterakisgallinarumisAliverBBursaoffabriciusCcecumDoviduct第7题Insummer,chicksinachickenfarmhaddiarrhea,difficultybreathing,bloodfromthemouth,andpalecockscombsandwattles;autopsyshowedsystemichemorrhage,swollenvisceraltubes,andwhitespotsrangingfrompinpointtomiliarysizeinchestmuscles,legmuscles,andpericardium.nodules.ThediseasemaybeAcecalhepatitisBInfectiousBursalDiseaseCLeucocytozoonosisDcoccidiosis第8题500free-rangechickensownedbyahouseholderwereclinicallysluggish,lossofappetite,constipationordiarrhea,andsometimesbloodystools.Afterexpellingwormswithlevamisole,yellow-white,round,elongatedwormsabout28cminsizewereseeninthefeces.TheflockmaybeinfectedAAscarisgallisBMetastrongyluselongatusCD.lanceolata

DTetrameresamericana第9题Alargenumberofbroilerchickensraisedinachickenfarmhavesufferedfrommentalfatigue,lossofappetite,droopingwings,upside-downfeathers,diarrheatoalargenumberofbloodystools,andamortalityrateofmorethan30%within1weekfromtheageof30days.ThemostlikelydiagnosisforthisflockisAChickenascariasisBChickencoccidiosisCHistomoniasisDCryptosporidiosis第10题Atthebeginningofsummer,thegrowthanddevelopmentoftheducklingsarestuntedanddiarrheaoccurs.Necropsyrevealedhemorrhagicenteritis.Fecalexaminationrevealednumerousoocysts.Afteroocystsaresporulated,theycontain4sporocysts,eachwith4sporozoites.ThedrugsthatshouldbeusedtopreventthediseaseareAGentamicinBTylosinCIvermectinDMonensinChapter10ChapterQuiz第1题ThemostcommonclinicalsymptomsofcanineheartworminfectionareAVomitBdiarrheaCcoughDhemoglobinuria第2题A4-month-olddogwithslowgrowth,vomiting,diarrhea,andanemiawasdiagnosedwithamixedinfectionofAscarisandTapewormsbystoolexamination.ThebesttreatmentdrugisAPraziquantelBAlbendazoleCIvermectinDDiclazuril第3题BabesiacanisparasitesindogsAredbloodcellsBPlasmacellCMacrophagesDlymphocytes第4题LossofappetiteandindigestioninaPekingesedog:abdominalpain,alternatingdiarrheaandconstipation,anusitching,andalargenumberofwhiterice-likesegmentsfoundinthenewlydischargedfeces,thesuspectedinfectionisAcaninetaeniasisBcaninetoxocariasisCcaninetrichuriasisDcaninehookwormdisease第5题Indogs,thereareerythemawithclearboundariesonthefivehairsofeyes,lips,ears,etc.,hairfolliclesareinflamedandpurulent,seborrhea,microscopicexaminationofthedanderfromtheaffectedpartshowsslendercylindricalworms,with4pairsoffeetinthefrontpartofthebody,thickandshort,withsmallmouthparts.ThedrugsthatshouldbeusedtotreatthediseaseareAalbendazoleBIvermectinCPraziquantelDLasamactin第6题Adog,whoscratchedtheearbefore,hadexudatefromtheearandbrown-blackearwaxintheexternalauditorycanal.Theearwaxwastakenformicroscopicexamination.Itwasfoundthattherewereoblongwormsand4pairsoffeet,allofwhichwereprotrudingfromthebodyedge.thedrugisAalbendazoleBIvermectinCPraziquantelDLasamactin第7题A10-month-oldPekingesedogcontinuouslyrubbedthefloorwithhismouthorscratchedhisfacewithhisclaws.Theexaminationfoundthatthedog'slipsandaroundtheeyeswerered,hairless,withredandpurulentherpes,coveredwithyellowcrusts.Microscopicexaminationofthediseasedmaterialscollectedatthejunctionofthesickandhealthyshowedthatthereweremultipleparasiteswithasizeofnomorethan0.5mm,roundshape,protrudinghead,fourpairsoflegs,andthelasttwopairsoflegsdidnotexceedthebodyedge.ThemostlikelycauseofthediseaseisADemodexBfleaCPsoroptesDscabiesmite第8题GreatDane,female,2yearsold.Cough,dyspnea,lossofappetite,bodytemperature39°C,reluctancetostand,weightloss,roughcoat,paleconjunctiva,harshbreathsoundsonauscultation,andheartmurmur.X-rayexaminationrevealedanenlargedheartoutline,dilatedrightatrium,rightventricle,andpulmonaryartery,andseveraldenseshadowsinthelungarea.Thetotalnumberofredbloodcellsandhemoglobinweredecreasedinbloodtests.ThemostlikelycauseofthediseaseisAHeartwormBBabesiacanisCcaninetapewormDcaninehookworm第9题Three50-day-oldpuppiesdidnoteat,butgnawedonbricks,coalash,etc.;thesickdogshadroughcoat,dullcoat,archedback,paleconjunctiva,enlargedabdominalcircumference,diarrhea,andyellow-brownfeces.,Vomit.Afterdewormingwithamethylimazole,40-100mmlongyellowish-whitecylindricalwormsareexcreted.ThediseaseismostlikelyAhookwormdiseaseBAscariasisCOesophagostonmiasis

Dtrichuriasis第10题Somedogsinakennelfarmappeardepressed,lethargic,sometimesitchy,dermatitis,andulcersinsomeplaces.Paleconjunctiva,severeanemia,difficultybreathing.Diarrheaandconstipationalternate,andstoolsarebloodyorblacktarry.Bloodtestsrevealedanincreaseinthetotalnumberofwhitebloodcells,anincreaseintheproportionofeosinophils,andadecreaseinhemoglobin.Necropsyofseverelyilldogsshowedswellingofthesmallintestinalmucosaandalittlehemorrhage;bloodwasmixedintheintestinalcontents,andtherewerealargenumberof10-16mmlinearparasitesonthemucosa.Afterthecollectedparasitesweretransparentizedbylacticphenol,microscopicexaminationshowedthattheparasiteshadlargeoralsacs,andtherewereapairofdorsalteethandapairoflateralventralteethinthedeeppartoftheoralsac.ThecauseofthediseasethatshouldbeconsideredmaybeATaeniahydatigenaBcanineheartwormCcaninehookwormDtoxocaracanisChapter11ChapterQuiz第1题ThedrugoftenusedincombinationwithdimethoprimtotreatcoccidiosisinrabbitsisASulfamethazineBSulfaquinoxalineCdemetridazoleDceftiofur第2题Amongthesilkwormdiseases,thelegalquarantineobjectsareABmNPVinfectionBBmCPVinfectionCFlacheriediseaseDPebrined