PCCN GRADE A+ COMPLETE EXAM QUESTIONS AND 100% VERIFIED ANSWERS (2026/2027) PASS GUARANTEE

PCCN GRADE A+ COMPLETE EXAM
QUESTIONS AND 100% VERIFIED
ANSWERS (2026/2027) PASS
GUARANTEE
CoronaryRarteryRperfusionRisRdependentRupon:

A.RdiastolicRpressure

B.RsystolicRpressure

C.Rafterload

D.RsystemicRvascularRresistanceR(SVR)R-RCORRECTRANSWERA.RdiastolicRpressure

DiastolicRpressureRinRtheRaorticRrootRisRhigherRthanRleftRventricularRend-
diastolicRpressureR(LVEDP),RtheRpressureRexertedRonRtheRventricularRmuscleRatRtheRendRofRdiastoleR
whenRtheRventricleRisRfull.RThisRenablesRbloodRtoRflowRfromRaRhigherRpressureRthroughRopenRarteri
esRtoRaRlowerRpressure,RaRpressureRgradientRknownRasRcoronaryRarteryRprefusionRpressure.RAsRdias
tolicRpressureRdrops,RthereRisRaRdecreaseRinRcoronaryRarteryRbloodRflow.RCoronaryRarteryRperfusio
nRisRnotRaffectedRbyRsystolicRpressure,RafterloadRorRSVR,RbutRtheyRallRincreaseRtheRdemandRofRoxyg
enRinRtheRheart.



ARpost-STEMIR(STRelevationRmyocardialRinfarction)RpatientRisRstartedRonRanRangiotensin-
convertingRenzymeR(ACE)RinhibitorRduringRhisRhospitalRstay.RWhichRofRtheRfollowingRisRtheRmostRco
mmonRseriousRsideReffectRthatRmayRoccur?

A.RaRnonproductiveRcough

B.RpedalRedema

C.RswellingRofRtheRtongueRandRface

D.RrhinorrheaR-RCORRECTRANSWERC.RswellingRofRtheRtongueRandRface

AlthoughRallRofRtheRanswersRmayRoccur,RswellingRogRtheRtongueRandRfaceRisRtheRmostRseriousRandR
mayRrequireRintervention.RPatientsRshouldRbeRinstructedRtoRseekRmedicalRattentionRimmediatelyRf
orRanyRsignsRofRswellingRinRtheRtongueRorRthroat.



WhichRofRtheRfollowingRbestRdescribesRtheRfourthRheartRsoundR(S4):

,A.RItRoccursRafterRventricularRcontraction

B.RItRisRbestRheardRwithRtheRdiaphragmRofRtheRstethoscope

C.RItRisRaRnormalRfindingRinRchildren

D.RItRoccursRduringRlateRdiastoleRwhenRtheRatriaRcontractsR-
RCORRECTRANSWERD.RItRoccursRduringRlateRdiastoleRwhenRtheRatriaRcontracts



TheRpresenceRofRtheRextraRheartRsoundRS4RsignifiesRaRpoorlyRcompliantR(stiff)RleftRventricle.RAnRS4Ri
sRalsoRcalledRanRatrialRheartRsoundRsinceRitRoccursRatRtheRendRofRdiastolicRfillingRwhenRtheRatriaRcon
tractsRandRfullyRfillsRtheRleftRventricle.RKnownRasR"atrialRkick",RthisRfillingRisRimportantRtoRcardiacRou
tput.RTheRincreasedRend-
diastolicRvolumeRinRtheRventricleRimprovesRcardiacRoutput.RWhenRtheRleftRventricleRisRstiffR(decrea
sedRcomplianceRwithRlongRtermRhypertension,RaorticRstenosisRorRwithRacuteRSTEMI),RtheRatriumRh
asRtoRpumpRharderRtoRmoveRbloodRfromRtheRatriumRtoRtheRventricle,RcausingRaRturbulentRbloodRflo
wRandRextraRheartRsound.RThisRheartRsoundRisRalwaysRpathologic.RItRoccursRbeforeRventricularRcont
raction,RisRbestRheardRwithRtheRbellRofRtheRstethoscopeRandRisRneverRaRnormalRheartRsound,RevenRi
nRchildren.



WhichRpathologicRchangesRfoundRonRtheR12-leadRECGRindicateRmyocardialRischemia?

A.RST-segmentRelevation

B.RST-segmentRdepressionRandRT-waveRelevation

C.RQ-waveRformation

D.RST-segmentRdepressionRandRT-waveRinversionR-
RCORRECTRANSWERD.RSTRsegmentRdepressionRandRTRwaveRinversion



MyocardialRischemiaRchangesRtheRrepolarizationRofRtheRventricularRmuscle.RThatRchangeRisRseenRo
nRtheR12RleadRECGRasRST-
segmentRdepressionRandRTRwaveRinversion,RwhichRdemonstrateRsubendocardialRischemiaR--
RtheRinnermostRlayerRofRmuscleRinRtheRmyocardium.RST-


segmentRelevationRindicatesRacuteRinjuryRorRinfarction,RSTRsegmentRdepressionRandRTRwaveRelevat
ionRmayRindicateRanRelectrolyteRabnormality,RwhileRQRwaveRformationRindicatesRtotalRinfarction.



PositiveRinotropicRagentsRareRusedRto:

A.RimproveRcardiacRoutputRandRtissueRperfusion

,B.RdecreaseRwaterRlossRthroughRtheRkidneys

C.RincreaseRheartRrate

D.RvasodilateRvesselsR-RCORRECTRANSWERA.RimproveRcardiacRoutputRandRtissueRperfusion

TheRtermR"inotropic"RrefersRtoRaffectingRtheRforceRofRmyocardialRcontraction.RImprovementRofRcar
diacRmuscleRcontractionRleadsRtoRimprovedRcardiacRoutputRandRtissueRperfusion.



ARpatientRinRtheREDRisRnowRbeingRadmittedRtoRtelemetryRbwithRcomplaintRofRchestRpainRandRhasRbe
enRjudgedRtoRbeRaRpossibleRcandidateRforRtherapyRwithRalteplaseR(Activase).RWhichRofRtheRfollowin
gRisRnotRconsideredRaRcontraindicationRforRtheRuseRofRthisRmedication?

A.RcurrentRantibioticRuse

B.RrecentRabdominalRsurgery

C.RrecentRgastrointestinalRbleed

D.RrecentRintracranialRbleedR-RCORRECTRANSWERA.RcurrentRantibioticRuse

UseRofRantibioticsRisRnotRaRcontraindicationRforRtheRuseRofRalteplase.RAllRtheRotherRanswersR--
RrecentRabdominalRsurgery,RrecentRgastrointestinalRbleedingRandRaRrecentRintracranialRbleedR--


RareRcontraindicationsRforRtheRuseRofRanyRfibrinolytic.




TheRtwoRmajorRcomponentsRthatRdetermineRbloodRpressureRare:

A.RsystemicRvascularRresistanceR(SVR)R(afterload)RandRcardiacRoutput

B.RcontractilityRandRSVRR(afterload)

C.RpreloadRandRSVRR(afterload)

D.RcontractilityRandRSVRR(afterload)R-RCORRECTRANSWERA.RSVRR(afterload)RandRcardiacRoutput

TheRequationRforRBPRis:RBPR=RSVRRxRcardiacRoutput.

BPRisRdeterminedRbyRresistanceRofRtheRarterialRbedRandRtheRcardiacRoutput.RIfRtheRSVRR(afterload)Ri
sRhighRandRtheRcardiacRoutputRlow,RtheRpatientRmayRstillRhaveRaRnormalRBP.RtheRpulseRpressureRwillR
beRlower,RbutRthisRisRaRcompensatoryRresponseRbyRtheRheartRtoRmaintainRBP.RIfRtheRSVRR(afterload)R
isRlowR(asRinRearlyRsepticRshock),RtheRcardiacRoutputRisRveryRhigh,RtherebyRtryingRtoRsupportRBP.

, TheRlayerRofRtheRarterialRvesselRwallRresponsibleRforRchangesRinRtheRdiameterRofRtheRarteryRisRthe:

A.Rmedia

B.Rintima

C.Rexterna

D.RadventitiaR-RCORRECTRANSWERA.Rmedia

TheRmediaRlayerRofRtheRarterialRwallRcontainsRvascularRsmoothRmuscleRcellsRandRisRresponsibleRforR
arterialRtone.RVasoactiveRsubstancesRreleasedRinRresponseRtoRtheRsympatheticRnervousRsystemRan
d/orRtheRrenin-
angiotensinRsystemRdetermineRarterialRtone.RIntima,RexternaRandRadventitiaRareRincorrect.



ARpatientRpresentsRinRacuteRdistressRwithRralesRhalfwayRupRbilaterally;RcoolRandRclammyRextremitie
s;RelevatedRjugularRvenousRdistentionR(JVD);RoxygenRsaturationsRatR95%,RdownRfromR99%;RandRco
mplaintsRofRshortnessRofRbreath.RWhichRofRtheRfollowingRfindingsRcorrespondRtoRtheRpatient'sRcar
diacRstatus?

A.RnoRpulmonaryRcongestion,RnormalRperfusion

B.RnoRpulmonaryRcongestion,RlowRperfusion

C.RpulmonaryRcongestion,RnormalRperfusion

D.RpulmonaryRcongestion,RlowRperfusionR-
RCORRECTRANSWERD.RpulmonaryRcongestion,RlowRperfusion



RalesRindicateRfluidRinRtheRalveolarRsacs,RpossiblyRsecondaryRtoRpulmonaryRedema,RcausingRpulmo
naryRcongestion.RPneumoniaRcanRalsoRcauseRfluidRinRtheRalveolarRsacs.RTheRpatientRisRcomplainingR
ofRshortnessRofRbreath,RandRtheRoxygenRsaturationsRareRlowering,RalsoRindicatingRthatRtheRpatientR
hasRpulmonaryRcongestion.RTheRpatient'sRskinRisRcoolRandRclammy,RindicatingRthatRtheRskinRisRpoor
lyRperfused.RSkinRdoesRnotRrequireRoxygenRandRshuntsRbloodRawayRinRdecreasedRcardiacRfunction;R
therefore,RthisRpatientRhasRpulmonaryRcongestionRandRlowRperfusionRstate.RTheRotherRanswersRar
eRincorrect.



WhenRlisteningRtoRheartRsounds,RS1RsignifiesRwhichRofRtheRfollowing?

A.RtheRbeginningRofRventricularRsystole

B.RtheRbeginningRofRventricularRdiastole