药剂学双语试题及答案

药剂学双语试题及答案

一、单项选择题（每题2分，共20分）1.Whichofthefollowingisacommonexcipientfortablets?A.EthanolB.LactoseC.ChloroformD.Acetone2.Theprocessofconvertingadrugintoafinepowderiscalled:A.GranulationB.PulverizationC.DissolutionD.Emulsification3.Whichdosageformissuitablefordrugswithpoorstabilityinthegastrointestinaltract?A.TabletsB.CapsulesC.SuppositoriesD.Oralsolutions4.Themainfunctionofasurfactantinanemulsionisto:A.IncreaseviscosityB.ReducesurfacetensionC.ImprovesolubilityD.Enhancestability5.Adrugproductthatisadministeredbyinjectionintothemuscleiscalled:A.IntravenousinjectionB.IntramuscularinjectionC.SubcutaneousinjectionD.Intradermalinjection6.Whichofthefollowingisanaturalpolymerusedindrugdeliverysystems?A.PolyethyleneglycolB.PolylacticacidC.GelatinD.Polyvinylpyrrolidone7.Theterm“bioavailability”refersto:A.TheamountofdruginadosageformB.TherateandextentofdrugabsorptionC.ThestabilityofadruginthebodyD.Themetabolismofadrugintheliver8.Whichdosageformisdesignedforlocalactionintheoralcavity?A.TrochesB.TabletsC.CapsulesD.Oralsuspensions9.Theprocessofaddingaliquidtoapowdertoformapasteiscalled:A.LevigationB.TriturationC.FusionD.Solution10.Whichofthefollowingisaparenteralrouteofdrugadministration?A.OralB.RectalC.IntravenousD.Topical二、多项选择题（每题2分，共20分）1.Whichofthefollowingarefactorsaffectingdrugsolubility?A.TemperatureB.pHC.ParticlesizeD.Solventpolarity2.Commontypesofcapsulesinclude:A.HardgelatincapsulesB.SoftgelatincapsulesC.Enteric-coatedcapsulesD.Sustained-releasecapsules3.Theadvantagesoftransdermaldrugdeliverysystemsare:A.Avoidfirst-passmetabolismB.ProvidesustaineddrugreleaseC.EasytoadministerD.Suitableforalldrugs4.Componentsofanemulsionmayinclude:A.OilphaseB.WaterphaseC.EmulsifierD.Preservative5.Whichofthefollowingaresoliddosageforms?A.TabletsB.CapsulesC.PowdersD.Granules6.Factorsinfluencingdrugabsorptionfromthegastrointestinaltractare:A.GastricemptyingrateB.IntestinalmotilityC.DrugsolubilityD.Bloodflowinthegut7.Thefunctionsofexcipientsinpharmaceuticalformulationsare:A.ImprovedrugstabilityB.EnhancedrugdissolutionC.FacilitatemanufacturingD.Provideasuitabledosageform8.Typesofinjectionsinclude:A.Small-volumeinjectionsB.Large-volumeinjectionsC.PowderforinjectionD.Liposomeinjections9.Whichofthefollowingareusedfordrugsterilization?A.AutoclavingB.FiltrationC.Gamma-rayirradiationD.Dry-heatsterilization10.Thecharacteristicsofagoodpharmaceuticaldosageformshouldinclude:A.SafetyB.EfficacyC.StabilityD.Convenience三、判断题（每题2分，共20分）1.Tabletsarealwaysmorestablethancapsules.()2.Surfactantscanonlybeusedinemulsions.()3.Alldrugscanbeadministeredbythetransdermalroute.()4.Thebioavailabilityofadrugisalways100%.()5.Oralsolutionsaremorestablethansuspensions.()6.Enteric-coatedtabletsaredesignedtoreleasethedruginthestomach.()7.Parenteraldrugsneedtobesterile.()8.Thesmallertheparticlesizeofadrug,theloweritssolubility.()9.Asuppositoryisadosageformforrectaladministrationonly.()10.Thefunctionofapreservativeinapharmaceuticalformulationistopreventmicrobialgrowth.()四、简答题（每题5分，共20分）1.Whatarethemaindifferencesbetweenhardgelatincapsulesandsoftgelatincapsules?Answer:Hardgelatincapsulesarecomposedoftwoparts,capandbody,andaremainlyusedforsoliddrugs.Softgelatincapsulesareasingle-piece,sealedstructure,suitableforliquidsorsemisolids.Theirshellthicknessandflexibilityalsodiffer,withsoftonesbeingmoreflexible.2.Explaintheconceptoffirst-passmetabolismanditsimpactondrugbioavailability.Answer:First-passmetabolismoccurswhenadrugismetabolizedintheliverorgutwallbeforereachingsystemiccirculationafteroraladministration.Itcanreducetheamountofactivedruginthebody,thusdecreasingbioavailability.Drugswithhighfirst-passmetabolismmayneedhigherdoses.3.Listthreecommonmethodsforpreparingemulsions.Answer:Thethreecommonmethodsarethedry-gummethod,wet-gummethod,andthemechanicalmethod.Thedry-gummethodinvolvesmixingoilandemulsifierfirst,thenaddingwater.Thewet-gummethodstartswithmixingwaterandemulsifier.Themechanicalmethodusesequipmentlikehomogenizers.4.Whatarethekeyrequirementsforparenteraldrugproducts?Answer:Parenteraldrugproductsmustbesteriletopreventinfections.Theyshouldbepyrogen-freetoavoidfeverreactions.TheyalsoneedtohaveappropriatepH,osmoticpressure,andstabilitytoensuresafetyandefficacy.五、讨论题（每题5分，共20分）1.Discussthechallengesindevelopingasustained-releasedosageform.Answer:Challengesincludecontrollingdrugreleaseratepreciselytomaintaintherapeuticlevels.Ensuringstabilityofthedosageformduringstorage.Also,it'shardtodesignfordrugswithnarrowtherapeuticwindowsasover-orunder-releasecanbedangerous.Manufacturingprocessescanbecomplexandcostly.2.Howcanweimprovethesolubilityofpoorlysolubledrugs?Answer:Wecanusemethodslikeparticlesizereductiontoincreasesurfacearea.Solubilizingagentsorsurfactantscanbeadded.ChangingthepHofthemediumtoafavorablerange.Usinginclusioncomplexes,suchaswithcyclodextrins,canalsoenhancesolubility.3.Analyzethefactorsthataffectthestabilityofpharmaceuticalproducts.Answer:Factorsincludetemperature,ashightemperaturescanacceleratedegradation.Humiditycancausemoisture-relatedproblemslikehydrolysis.Lightcanleadtophotodegradation.Microbialcontaminationcana