PHARMACOLOGY QUESTIONS WITH
CORRECT ANSWERS 2025
PharmacokineticsAis:
A.ATheAeffectAtheAdrugAhasAonAtheAbody.
B.ATheAadverseAresponseAofAtheAdrugAonAtheAbody.
C.ATheAeffectAtheAbodyAhasAonAtheAdrug.
D.ATheAclinicalAformulationAofAtheAdrugA-
AcorrectAanswersC.ATheAeffectAtheAbodyAhasAonAtheAdrug.
Absorption,Adistribution,Ametabolism,Aexcretion
TheAratioAofAminimumAeffectiveAconcentrationA(MEC)AtoAminimumAtoxicAconcentrationA(MTC)A
ofAaAdrugAisAthe:A-AcorrectAanswerstherapeuticAwindow
halfAlife:A-
AcorrectAanswerstheAtimeAitAtakesAforAtheAplasmaAconcentrationAofAtheAdrugAtoAbeAreducedAtoA
halfAofAitsAoriginalAvalue
DrugAclearanceAformulaA-
AcorrectAanswersrateAofAdrugAeliminationA/AplasmaAconcentrationAofAtheAdrug
steadyAstateA-
AcorrectAanswerswhenAtheArateAofAdrugAinputAequalsAtheArateAofAdrugAelimination
WhichAofAtheAfollowingAactionsAtriggersAaAriseAinAmembraneAorAactionApotentialAofAaAcell?
A.AOpeningAofAtheAvoltageAgatedAsodiumAions
B.AClosureAofAvoltageAgatedAsodiumAions
C.AOpeningAofAcalciumAionAchannel
D.AOpeningAofApotassiumAvoltageAgatedAchannelsA-
AcorrectAanswersA.AOpeningAofAtheAvoltageAgatedAsodiumAions
, BeforeAstimulation,AaAcellAhasAaAslightlyAnegativeAelectricAchargeA(comparedAwithAECF).AOutsid
eAisAmoreApositivelyAcharged.AWhenAstimulusAisAencountered,AsodiumAionAchannelAopensAandA
sodiumArushesAintoAtheAcell,AcausingAdepolarizationA(riseAinAmembrane/actionApotential)
TheAprocessAbyAwhichAaAdrug'sAactivityAisAalteredAinAorderAtoAprepareAitAforAexcretion:A-
AcorrectAanswersbiotransformation
TheAaminoAacidAfoundAinAdairyAproducts,Afish,AandAeggsAisAtyrosine.ATheAaminoAacidAfromAwhic
hAtyrosineAisAmadeAis:A-AcorrectAanswersphenylalanine.
PeopleAtakeAtyrosineAtoAhelpAmanageAdepression,AADD,AADHD,Anarcolepsy,AandAtoAimproveAal
ertnessAfollowingAsleepAdeprivation
TheAcorrectAorderAofAtheAtransmissionAofAaAneurotransmitterAisApresynapticApreparationAfollo
wedAby:A-
AcorrectAanswersarrivalAofAactionApotential,AreleaseAofAtransmitter,AreceptorAinteraction,AandAt
heAterminationAofAtransmitterAaction
InAtheApharmacokineticsAofAaAdrug,AtheArateAofAmetabolism:A-
AcorrectAanswersvariesAwidelyAbetweenApatients,AinfluencedAbyAgeneticAandAenvironmentAfact
ors--
>majorAreasonAforAdifferencesAinAplasmaAconcentrationAofAsomeAdrugsAafterAaAstandardAdose,A
leadingAtoAaAwideAvariationAinAdrugAresponse
Metabolism:A-AcorrectAanswersprocessAbyAwhichAdrugsAareAchemicallyAchangesAfromAaAlipid-
solubleAformAsuitableAforAabsorptionAandAdistributionAtoAaAmoreAwater-
solubleAformAthatAisAsuitableAforAexcretion
TheAprotein-boundApartAofAaAdrugAis:A-AcorrectAanswersInactiveAandAactsAasAaAreservoir
ActivationAofAalpha-1AreceptorsAdoesANOT:
A.AcauseAvasoconstriction
B.AcauseAmydriasis
C.AincreaseAclosureAofAtheAinternalAbladderAsphincter
D.AinhibitAinsulinAreleaseA-AcorrectAanswersD.AinhibitAinsulinArelease
Alpha-
1AreceptorsAprimarilyAmediateAsmoothAmuscleAconstrictionA(vasoconstriction,Amydriasis,Aclos