(ACCN) CSC CERTIFICATION PREPARATION
EXAM WITH 100% CORRECT AND
VERIFIED ANSWERS GRADE A+ CERTIFIED
2025-2026
WhatidoesitheiRCAiperfuse?i-
icorrectianswerInferioriwall,iRA,iSAiNode,iAVinode,iRV,iPost
erioriportioniofitheiseptum,iPosterioriwall,iBundleiofiHis
WhatidoesitheiLMAiperfuse?i-
icorrectianswerBifurcatesiintoithe:iLADi(LeftiAnterioriDesce
nding),iLeftiCircumflexiArtery
WhatidoesitheiLADiperfuse?i-
icorrectianswerSeptali&iAnterioriWall,iFronti&iapexiofiLV,iIn
terventriculariseptum,ianterioripapimuscle,imostiofitheiRi&i
Libundleibranches,iBundleiofiHis
Whatiisitheimosticommonlyioccludediartery?i-
icorrectianswerLMA
WhatidoesitheiLeftiCircumflexiperfuse?i-
icorrectianswerLateraliWall,iLA,iBackiofiLV,iPosterioriwalliini
10%iofipop
Ramusiarteryi-
icorrectianswer20%iofitheipopulationihasiit.iTertiaryileftimai
n;irunsialongitheiLV,ibetweenitheiLADiîumflex
SVRi-icorrectianswerSystemiciVasculariResistance-
itheiresistanceitheiLVihasitoiovercomeitoieject.i(Afterload)
PVRi-
icorrectianswerPeripheralivasculariresistance:itheiresistanc
eitheiRVihasitoiovercomeitoieject
1
S1i-
icorrectianswerClosureiofitheiMViandiTV;iSystole;i1/3iofitheic
ardiacicyclei"Lub"
S2i-
icorrectianswerClosureiofitheipulmoniciandiaorticivalve;iDia
stole;i2/3iofitheicardiacicycle;iDUB
S3i-
icorrectianswerAuscultatediinifluidioverload;iwhenipreloadiis
ielevated;iKENTUCKY
S3iisinormaliiniwhichipopuation(s)?i-
icorrectianswerNormaliinikids,ihighiCOilikeipregnancyi(3rdit
rimester)
S4i-icorrectianswerAtrialigallopi(pre-
systolic);isoundicausedibyivibrationiofiatriaiejectingiintoinon
icompliantiventricle;iTennessee
CausesiofiS4i-
icorrectianswerIschemia,iHTN,ipulmonaryistenosis,iCAD,iAS
,iLViHypertrophy
WheniareiSplitiHeartisoundsiheardibest?i-
icorrectianswerInspiration
SplitiS1i-icorrectianswerMViclosesib/fitricuspid
CausesiofiSplitiS1i-
icorrectianswerRBBB,iPVCs,iVentriculariPacedirhythms
SplitiS2i-icorrectianswerAorticiclosesib/fipulmonicivalve
CausesiofiSplitiS2i-icorrectianswerOverfillediRV,iASD
2