ECGs MADE EASY
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6TH EDITION | AEHLERT
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TEST BANK M
,ECGs Made Easy 6th Edition by Barbara Aehlert Test Bank
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Table of Contents:
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Chapter 1. Anatomy & Physiology
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Chapter 2. Basic Electrophysiology
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Chapter 3. Sinus Mechanisms
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Chapter 4. Atrial Rhythms
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Chapter 5. Junctional Rhythms
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Chapter 6. Ventricular Rhythms
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Chapter 7. Atrioventricular Blocks
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Chapter 8. Pacemaker Rhythms
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Chapter 9. Introduction to the 12-Lead ECG
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Chapter 10. Post-Test
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,Chapter 01: Anatomy and Physiology
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MAehlert: ECGs Made Easy, 6th Editi
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on
MULTIPLEMCHOICE
1. TheMapexMofMtheMheartMisMformedMbyMthe .
a. tipMofMtheMleftMventricle
b. tipMofMtheMrightMatrium
c. rightMatriumMandMrightMventricle
d. leftMatriumMandMleftMventricle
ANS:M A
TheMheart’sMapex,MorMlowerMportion,MisMformedMbyMtheMtipMofMtheMleftMventricle.MTheMapexMlie
sMjustMaboveMtheMdiaphragm,MbetweenMtheMfifthMandMsixthMribs,MinMtheMmidclavicularMline.
OBJ:M IdentifyMtheMsurfacesMofMtheMheart.
2. TheMleftMatriumMreceivesMbloodMfromMthe .
a. pulmonaryMveins
b. aorta
c. pulmonaryMarteries
d. inferiorMvenaMcava
ANS:M A
TheMleftMatriumMreceivesMfreshlyMoxygenatedMbloodMfromMtheMlungsMviaMtheMrightMand
MleftM
pulmonaryMveins.
OBJ:M IdentifyMandMdescribeMtheMchambersMofMtheMheartMandMtheMvesselsMthatMenterMorMleaveMeach.
3. TheManteriorMsurfaceMofMtheMheartMconsistsMprimarilyMofMthe .
a. leftMatrium
b. rightMatrium
c. leftMventricle
d. rightMventricle
ANS:M D
TheMfrontM(anterior)MsurfaceMofMtheMheartMliesMbehindMtheMsternumMandMcostalMcartilages.MItMis
MformedMbyMportionsMofMtheMrightMatriumMandMtheMleftMandMrightMventricles.MHowever,Mbecaus
eMtheMheartMisMtiltedMslightlyMtowardMtheMleftMinMtheMchest,MtheMrightMventricleMisMtheMareaMofMth
eMheartMthatMliesMmostMdirectlyMbehindMtheMsternum.
OBJ:M IdentifyMtheMsurfacesMofMtheMheart.
4. BloodMpressureMisMdeterminedMby multipliedMby .
a. strokeMvolume;MheartMrate
b. heartMrate;McardiacMoutput
c. cardiacMoutput;MperipheralMvascularMresistance
d. strokeMvolume;MperipheralMvascularMresistance
ANS:M C
BloodMpressureMisMequalMtoMcardiacMoutputMmultipliedMbyMperipheralMvascularMresistance.
, OBJ:M IdentifyMandMexplainMtheMcomponentsMofMbloodMpressureMandMcardiacMoutput.
5. TheMrightMatriumMreceivesMvenousMbloodMfromMtheMhead,Mneck,MandMthoraxMviaMthe
,MfromMtheMremainderMofMtheMbodyMviaMthe
,MandMfromMtheMheartMviaMthe .
a. coronaryMsinus;MsuperiorMvenaMcava;MinferiorMvenaMcava
b. superiorMvenaMcava;McoronaryMsinus;MinferiorMvenaMcava
c. inferiorMvenaMcava;MsuperiorMvenaMcava;McoronaryMsinus
d. superiorMvenaMcava;MinferiorMvenaMcava;McoronaryMsinus
ANS:M D
TheMrightMatriumMreceivesMbloodMlowMinMoxygenMfromMtheMsuperiorMvenaMcava,MwhichMcarri
esMbloodMfromMtheMheadMandMupperMextremities;MtheMinferiorMvenaMcava,MwhichMcarriesMbloo
dMfromMtheMlowerMbody;MandMtheMcoronaryMsinus,MwhichMisMtheMlargestMveinMthatMdrainsMtheM
heart.
OBJ:M IdentifyMandMdescribeMtheMchambersMofMtheMheartMandMtheMvesselsMthatMenterMorMleaveMeach.
6. TheMheartMisMdividedMinto chambersMbutMfunctionsMasMa -sidedMpump.
a. two;Mfour
b. three;Mtwo
c. four;Mtwo
d. four;Mthree
ANS:M C
TheMheartMhasMfourMchambers:MtwoMatriaMandMtwoMventricles.MTheMrightMandMleftMsidesMofMtheM
heartMareMseparatedMbyManMinternalMwallMofMconnectiveMtissueMcalledMaMseptum.MTheMinteratrial
MseptumMseparatesMtheMrightMandMleftMatria.MTheMinterventricularMseptumMseparatesMtheMrightM
andMleftMventricles.MTheMseptaMseparateMtheMheartMintoMtwoMfunctionalMpumps.MTheMrightMatri
umMandMrightMventricleMmakeMupMoneMpump.MTheMleftMatriumMandMleftMventricleMmakeMupMthe
Mother.
OBJ:M IdentifyMandMdescribeMtheMchambersMofMtheMheartMandMtheMvesselsMthatMenterMorMleaveMeach.
7. StimulationMofMalpha1MreceptorsMresultsMin .
a. increasedMheartMrate
b. peripheralMvasoconstriction
c. constrictionMofMbronchialMsmoothMmuscle
d. increasedMforceMofMmyocardialMcontraction
ANS:M B
Alpha1MreceptorsMareMfoundMinMtheMeyes,MbloodMvessels,Mbladder,MandMmaleMreproductiveMorg
ans.MStimulationMofMalpha1MreceptorMsitesMresultsMinMconstriction.
OBJ:M CompareMandMcontrastMtheMeffectsMofMsympatheticMandMparasympatheticMstimulationMofMtheMheart.
8. WhichMsideMofMtheMheartMisMaMlow-pressureMsystemMthatMpumpsMvenousMbloodMtoMtheMlungs?
a. Left
b. Right
ANS:M B
TheMjobMofMtheMrightMsideMofMtheMheartMisMtoMpumpMunoxygenatedMbloodMtoMandMthroughMtheMl
ungsMtoMtheMleftMsideMofMtheMheart.MThisMisMcalledMtheMpulmonaryMcirculation.MTheMrightMsideM
ofMtheMheartMisMaMlow-pressureMsystem.