CCRN EXAM QUESTIONS AND
ANSWERS 100% VERIFIED 2026
AM59MyearMoldMmaleMisMadmittedMcomplainingMofMchestMpainMandMdyspnea.MSTMeleva
tionMandMTMwaveMinversionMwereMseenMonMtheMEKGMinMV2,V3MandMV4.MIVMthrombol
yticMtherapyMwasMstartedMinMED.MIndicationsMofMsuccessfulMreperfusionMwouldMinclude
MallMofMtheMfollowingMexcept:
(A)MpainMcessationM
(B)MdecreaseMinMCKMorMtroponin
(C)MreversalMofMSTMsegmentMelevationMwithMreturnMtoMbaselineM
(D)MshortMrunsMofMventricularMtachycardiaM-
MAnswerM(B)CoronaryMarteryMreperfusionMdueMtoMPCIMorMfibrinolysisMresultsMinManMEL
EVATIONMofMcreatinineMkinaseM(CK)MorMtroponin,MnotMdecrease.MTheMtheoryMisMthatMt
heMreturnMofMbloodMflowMdistalMtoMtheMocclusionMcanMresultMinM'reperfusionMinjury'M
ofMtheMmuscle,MelevatingMcardiacMbiomarkers.M
TheMotherM3MchoicesMareMindicatorsMofMreperfusion:MPainMcessation,MreversalMofMSTMs
egmentMelevationMwithMreturnMtoMbaseline,MshortMrunsMofMventricularMtachycardia.
WhichMofMtheMfollowingMmedicationMordersMshouldMtheMnurseMquestionMforMtheMpatie
ntMinMquestionM1-reperfusionMquestion-patientMhavingManMMI?
(A)MmetoprololM(Lopressor)
(B)Maspirin
(C)MpropranololM(Inderal)
(D)MheparinM-
MAnswerM(C)MTheMpatientMinMtheMscenarioMisMhavingManMacuteManteriorMwallMMI.MA
MbetaMblockerMisMbeneficialMforManMacuteMMIMasMtheseMagentsMdecreaseMtheMworkM
ofMtheMheartMandMincreaseMtheMthresholdMforMventricularMfibrillation.MPropranolol,Malth
oughMaMbeta-
andrenergicMblockerMlikeMmetoprolol,MisMNOTMaMcardioselectiveMbetaMblocker.MItMaffects
MbetaMreceptorsMinMheartMmuscleMANDMlungMtissue.MTherefore,MitMisMmoreMlikelyMto
McauseMbronchoconstrictionMthanMaMcardioselectiveMbetaMblocker.M
TheMotherM3-McardioselectiveMbetaMblocker,Mantiplatelet,MandManticoagulation-
areMindicatedMinManMacuteMMI.
IfMheartMblockMdevelopsMwhileMcaringMforMtheMpatientMinMquestionM1M(ptMwithManM
MIMwhoMwentMthroughMreperfusionMfromMPCIMorMfibrinolyticMtherapy),MwhichMofMtheM
followingMwouldMitMmostMlikelyMbe?
(A)MsinoatrialMblock
, (B)MsecondMdegree,MTypeMI
(C)MsecondMdegree,MTypeMII
(D)MthirdMdegree,McompleteM-
MAnswerM(C)MTheMpatientMisMhavingManMacuteManteriorMMI,MwhichMisMgenerallyMdueM
toMLADMocclusion.MTheMLADMsuppliesMtheMHISMbundle,MwhichMcouldMresultMinMaMseco
nd-
degree,MtypeMIIMheartMblock.MTheMotherM3MtypesMareMdueMtoMSAMnodeMorMAVMnod
eMischemia,MwhichMgenerallyMoccurMwithManMRCAMocclusionM—MinteriorMwallMMI.
AppropriateMdrugMtherapyMforMdilatedMcardiomyopathyMisMaimedMtoward:
(A)MdecreasingMcontractilityMandMdecreasingMpreloadMandMafterloadM
(B)MdecreasingMcontractilityMandMincreasingMpreloadMandMafterloadM
(C)MincreasingMcontractilityMandMincreasingMbothMpreloadMandMafterloadM
(D)MincreasingMcontractilityMandMdecreasingMbothMpreloadMandMafterloadM-
MAnswerM(D)MDilatedMcardiomyopathyMisMlikelyMtoMresultMinMsystolicMdysfunction,Mwhic
hMdecreasesMcontractility,McausesMcompensatoryMarterialMconstrictionM,MandMresultsMinM
aMhigherMleftMventricularMpreload.MToMtreatMthis,MtherapyMisMaimedMatMincreasingMcon
tractility,MdecreasingMafterloadM(arterialMconstriction),MandMdecreasingMpreloadMthatMisMt
ooMhigh.
AnM18MyearMoldMisMadmittedMwithMaMhistoryMofMsyncopalMepisodeMatMtheMmallMand
MhasMaMhistoryMofManMeatingMdisorder.MTheMnurseMnotesMaMprolongedMQTMonMtheM
12-
leadMEKGMandManticipatesMaMreductionMinManMelectrolyteMtoMbeMtheMcause.MWhichMo
fMtheMfollowingMisMLEASTMlikelyMtoMcauseMthisMpatient'sMproblems?
(A)MsodiumM
(B)MmagnesiumM
(C)MpotassiumM
(D)McalciumM-
MAnswerM(A)MAbnormalMsodiumMdoesMNOTMcauseMQTMprolongation.MInMcontrast,MaMlo
wMmagnesium,Mpotassium,MorMcalcium,MmayMcauseMQTMprolongationMandMmayMresultMi
nMTORSADESMDEMPOINTESMventricularMtachycardiaMand,MifMself-
limiting,MtransientMsyncopalMepisodes.
OnMtheMthirdMdayMafterMadmissionMforMacuteMMI,MaM67MyearMoldMmaleMcomplainsMo
fMchestMpainMandMdevelopsMaMfever.MTheMpainMisMworseMwithMdeepMinspirationMand
MisMrelievedMwhenMheMleansMforward.MThereMareMnonspecificMSTMchangesMinMtheMpre
cordialMleadsMofMtheMEKG.MTheMnurseManticipatesMthatMtheMpatientMwillMmostMlikelyM
needMtreatmentMfor:
ANSWERS 100% VERIFIED 2026
AM59MyearMoldMmaleMisMadmittedMcomplainingMofMchestMpainMandMdyspnea.MSTMeleva
tionMandMTMwaveMinversionMwereMseenMonMtheMEKGMinMV2,V3MandMV4.MIVMthrombol
yticMtherapyMwasMstartedMinMED.MIndicationsMofMsuccessfulMreperfusionMwouldMinclude
MallMofMtheMfollowingMexcept:
(A)MpainMcessationM
(B)MdecreaseMinMCKMorMtroponin
(C)MreversalMofMSTMsegmentMelevationMwithMreturnMtoMbaselineM
(D)MshortMrunsMofMventricularMtachycardiaM-
MAnswerM(B)CoronaryMarteryMreperfusionMdueMtoMPCIMorMfibrinolysisMresultsMinManMEL
EVATIONMofMcreatinineMkinaseM(CK)MorMtroponin,MnotMdecrease.MTheMtheoryMisMthatMt
heMreturnMofMbloodMflowMdistalMtoMtheMocclusionMcanMresultMinM'reperfusionMinjury'M
ofMtheMmuscle,MelevatingMcardiacMbiomarkers.M
TheMotherM3MchoicesMareMindicatorsMofMreperfusion:MPainMcessation,MreversalMofMSTMs
egmentMelevationMwithMreturnMtoMbaseline,MshortMrunsMofMventricularMtachycardia.
WhichMofMtheMfollowingMmedicationMordersMshouldMtheMnurseMquestionMforMtheMpatie
ntMinMquestionM1-reperfusionMquestion-patientMhavingManMMI?
(A)MmetoprololM(Lopressor)
(B)Maspirin
(C)MpropranololM(Inderal)
(D)MheparinM-
MAnswerM(C)MTheMpatientMinMtheMscenarioMisMhavingManMacuteManteriorMwallMMI.MA
MbetaMblockerMisMbeneficialMforManMacuteMMIMasMtheseMagentsMdecreaseMtheMworkM
ofMtheMheartMandMincreaseMtheMthresholdMforMventricularMfibrillation.MPropranolol,Malth
oughMaMbeta-
andrenergicMblockerMlikeMmetoprolol,MisMNOTMaMcardioselectiveMbetaMblocker.MItMaffects
MbetaMreceptorsMinMheartMmuscleMANDMlungMtissue.MTherefore,MitMisMmoreMlikelyMto
McauseMbronchoconstrictionMthanMaMcardioselectiveMbetaMblocker.M
TheMotherM3-McardioselectiveMbetaMblocker,Mantiplatelet,MandManticoagulation-
areMindicatedMinManMacuteMMI.
IfMheartMblockMdevelopsMwhileMcaringMforMtheMpatientMinMquestionM1M(ptMwithManM
MIMwhoMwentMthroughMreperfusionMfromMPCIMorMfibrinolyticMtherapy),MwhichMofMtheM
followingMwouldMitMmostMlikelyMbe?
(A)MsinoatrialMblock
, (B)MsecondMdegree,MTypeMI
(C)MsecondMdegree,MTypeMII
(D)MthirdMdegree,McompleteM-
MAnswerM(C)MTheMpatientMisMhavingManMacuteManteriorMMI,MwhichMisMgenerallyMdueM
toMLADMocclusion.MTheMLADMsuppliesMtheMHISMbundle,MwhichMcouldMresultMinMaMseco
nd-
degree,MtypeMIIMheartMblock.MTheMotherM3MtypesMareMdueMtoMSAMnodeMorMAVMnod
eMischemia,MwhichMgenerallyMoccurMwithManMRCAMocclusionM—MinteriorMwallMMI.
AppropriateMdrugMtherapyMforMdilatedMcardiomyopathyMisMaimedMtoward:
(A)MdecreasingMcontractilityMandMdecreasingMpreloadMandMafterloadM
(B)MdecreasingMcontractilityMandMincreasingMpreloadMandMafterloadM
(C)MincreasingMcontractilityMandMincreasingMbothMpreloadMandMafterloadM
(D)MincreasingMcontractilityMandMdecreasingMbothMpreloadMandMafterloadM-
MAnswerM(D)MDilatedMcardiomyopathyMisMlikelyMtoMresultMinMsystolicMdysfunction,Mwhic
hMdecreasesMcontractility,McausesMcompensatoryMarterialMconstrictionM,MandMresultsMinM
aMhigherMleftMventricularMpreload.MToMtreatMthis,MtherapyMisMaimedMatMincreasingMcon
tractility,MdecreasingMafterloadM(arterialMconstriction),MandMdecreasingMpreloadMthatMisMt
ooMhigh.
AnM18MyearMoldMisMadmittedMwithMaMhistoryMofMsyncopalMepisodeMatMtheMmallMand
MhasMaMhistoryMofManMeatingMdisorder.MTheMnurseMnotesMaMprolongedMQTMonMtheM
12-
leadMEKGMandManticipatesMaMreductionMinManMelectrolyteMtoMbeMtheMcause.MWhichMo
fMtheMfollowingMisMLEASTMlikelyMtoMcauseMthisMpatient'sMproblems?
(A)MsodiumM
(B)MmagnesiumM
(C)MpotassiumM
(D)McalciumM-
MAnswerM(A)MAbnormalMsodiumMdoesMNOTMcauseMQTMprolongation.MInMcontrast,MaMlo
wMmagnesium,Mpotassium,MorMcalcium,MmayMcauseMQTMprolongationMandMmayMresultMi
nMTORSADESMDEMPOINTESMventricularMtachycardiaMand,MifMself-
limiting,MtransientMsyncopalMepisodes.
OnMtheMthirdMdayMafterMadmissionMforMacuteMMI,MaM67MyearMoldMmaleMcomplainsMo
fMchestMpainMandMdevelopsMaMfever.MTheMpainMisMworseMwithMdeepMinspirationMand
MisMrelievedMwhenMheMleansMforward.MThereMareMnonspecificMSTMchangesMinMtheMpre
cordialMleadsMofMtheMEKG.MTheMnurseManticipatesMthatMtheMpatientMwillMmostMlikelyM
needMtreatmentMfor:
