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TEST BANK FOR ECGS MADE EASY7TH
c c c c c c c
EDITION BY BARBARA ALL CHAPTERS
c c c c
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Chapter 01: Anatomy and Physiology
c c c c c
Test Bank
c
TRUE/FALSE
1. Stimulationcofcbeta-adrenergiccreceptorcsitescwillcresultcincperipheralcvasoconstriction.
ANS:c F
Betacreceptorcsitescarecdividedcintocbeta1candcbeta2.cBeta1creceptorscarecfoundcincthecheartcandckid
neys.cStimulationcofcbeta1creceptorcsitescincthecheartcresultscincincreasedcheartcrate,ccontractility,c
andcultimatelycirritabilitycofccardiacccells.cStimulationcofcbeta1creceptorcsitescinctheckidneyscresu
ltscincthecreleasecofcrenincintocthecblood.cRenincpromotescthecproductioncofcangiotensin,cacpower
fulcvasoconstrictor.cBeta2creceptorcsitescarecfoundcincthecarteriolescofcthecheart,clungs,candcskelet
alcmuscle.cStimulationcresultscincdilation.cStimulationcofcbeta2creceptorcsitescincthecsmoothcmuscl
ecofcthecbronchicresultscincdilation.
OBJ:c Comparecandccontrastctheceffectscofcsympatheticcandcparasympatheticcstimulationcofcthecheart.
2. Bloodcpressureciscthecresultcofccardiaccoutputcandcperipheralcvascularcresistance.
ANS:c T
Bloodcpressureciscequalctoccardiaccoutputcmultipliedcbycperipheralcvascularcresistance.cBloodcpr
essureciscthecforcecexertedcbyctheccirculatingcbloodcvolumeconcthecwallscofcthecarteries.
Peripheralcvascularcresistanceciscthecresistancectocthecflowcofcbloodcdeterminedcbycbloodcvesselcdi
ametercandcthectonecofcthecvascularcmusculature.
OBJ:c Identifycandcexplainctheccomponentscofcbloodcpressurecandccardiaccoutput.
MULTIPLEcCHOICE
1. Thecapexcofcthecheartciscformedcbycthe .
a. tipcofcthecleftcventricle
b. tipcofcthecrightcatrium
c. rightcatriumcandcrightcventricle
d. leftcatriumcandcleftcventricle
ANS:c A
Thecheart’scapex,corclowercportion,ciscformedcbycthectipcofcthecleftcventricle.cThecapexcliescjustcab
ovecthecdiaphragm,cbetweencthecfifthcandcsixthcribs,cincthecmidclavicularcline.
OBJ:c Identifycthecsurfacescofcthecheart.
2. Thecleftcatriumcreceivescbloodcfromcthe .
a. pulmonarycveins
b. aorta
c. pulmonarycarteries
d. inferiorcvenaccava
ANS:c A
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Thecleftcatriumcreceivescfreshlycoxygenatedcbloodcfromctheclungscviacthecrightcandcleftcp
ulmonarycveins.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
3. Thecanteriorcsurfacecofcthecheartcconsistscprimarilycofcthe .
a. leftcatrium
b. rightcatrium
c. leftcventricle
d. rightcventricle
ANS:c D
Thecfrontc(anterior)csurfacecofcthecheartcliescbehindcthecsternumcandccostalccartilages.cItciscformed
cbycportionscofcthecrightcatriumcandcthecleft candcrightcventricles.cHowever,cbecausecthecheartcisctilt
edcslightlyctowardcthecleftcincthecchest,cthecrightcventricleciscthecareacofcthecheartcthatcliescmostcdire
ctlycbehindcthecsternum.
OBJ:c Identifycthecsurfacescofcthecheart.
4. Bloodcpressureciscdeterminedcby multipliedcby .
a. strokecvolume;cheartcrate
b. heartcrate;ccardiaccoutput
c. cardiaccoutput;cperipheralcvascularcresistance
d. strokecvolume;cperipheralcvascularcresistance
ANS:c C
Bloodcpressureciscequalctoccardiaccoutputcmultipliedcbycperipheralcvascularcresistance.
OBJ:c Identifycandcexplainctheccomponentscofcbloodcpressurecandccardiaccoutput.
5. Thecrightcatriumcreceivescvenouscbloodcfromcthechead,cneck,candcthoraxcviacthe
,cfromcthecremaindercofcthecbodycviacthe ,candcfromcthecheartcviacthe .
a. coronarycsinus;csuperiorcvenaccava;cinferiorcvenaccava
b. superiorcvenaccava;c coronarycsinus;cinferiorcvenaccava
c. inferiorcvenaccava;csuperiorcvenaccava;c coronarycsinus
d. superiorcvenaccava;cinferiorcvenaccava;ccoronarycsinus
ANS:c D
Thecrightcatriumcreceivescbloodclowcincoxygencfromcthecsuperiorcvenaccava,cwhichccarriescblo
odcfromcthecheadcandcuppercextremities;cthecinferiorcvenaccava,cwhichccarriescbloodcfromctheclo
wercbody;candctheccoronarycsinus,cwhichcisctheclargestcveincthatcdrainscthecheart.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
6. Thecheartciscdividedcinto chamberscbutcfunctionscasca -sidedcpump.
a. two;cfour
b. three;ctwo
c. four;ctwo
d. four;cthree
ANS:c C
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Thecheartchascfourcchambers:ctwocatriacandctwocventricles.cThecrightcandcleftcsidescofcthecheartcar
ecseparatedcbycancinternalcwallcofcconnectivectissueccalledcacseptum.cThecinteratrialcseptumcsepar
atescthecrightcandcleftcatria.cThecinterventricularcseptumcseparatescthecrightcandcleftcventricles.cT
hecseptacseparatecthecheartcintoctwocfunctionalcpumps.cThecrightcatriumcandcrightcventriclecmakec
upconecpump.cThecleftcatriumcandcleftcventriclecmakecupcthecother.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
7. Stimulationcofcalpha-adrenergiccreceptorscresultscin .
a. increasedcheartcrate
b. peripheralcvasoconstriction
c. constrictioncofcbronchialcsmoothcmuscle
d. increasedcforcecofcmyocardialccontraction
ANS:c B
Alpha1creceptorscarecfoundcinctheceyes,cbloodcvessels,cbladder,candcmalecreproductivecorgans.cSti
mulationcofcalpha1c receptorcsitescresultscincconstriction.
OBJ:c Comparecandccontrastctheceffectscofcsympatheticcandcparasympatheticcstimulationcofcthecheart.
8. Whichcsidecofcthecheartciscaclow-pressurecsystemcthatcpumpscvenouscbloodctoctheclungs?
a. Left
b. Right
ANS:c B
Thecjobcofcthecrightcsidecofcthecheartcisctocpumpcunoxygenatedcbloodctocandcthroughctheclungsctoct
hecleftcsidecofcthecheart.cThiscisccalledcthecpulmonaryccirculation.cThecrightcsidecofcthecheartciscac
low-pressurecsystem.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
9. Whichcsidecofcthecheartciscachigh-
pressurecsystemcthatcpumpscarterialcbloodctocthecsystemicccirculation?
a. Left
b. Right
ANS:c A
Thecleftcsidecofcthecheartciscachigh-
pressurecpump.cThecjobcofcthecleftcheartcisctocreceivecoxygenatedcbloodcandcpumpcitcoutctocthecr
estcofcthecbody.cThiscisccalledcthecsystemicccirculation.cThecleftcventricleciscachigh-
pressurecchamber.cItscwallciscmuchcthickercthancthecrightcventriclec(thecrightcventriclecisc3ctoc5c
mmcthick;cthecleftcventriclecisc13ctoc15cmmcthick).cThisciscbecausecthecleftcventriclecmustcoverco
mecaclotcofcpressurecandcresistancecfromcthecarteriescandccontractcforcefullycincorderctocpumpcbl
oodcoutctocthecbody.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
10. Thecthick,cmuscularcmiddleclayercofcthecheartcwallcthatccontainscthecatrialcandcventricularcm
usclecfiberscnecessarycforccontractionciscthec .
a. epicardium
b. pericardiumcc.c
myocardiumcd.ce
ndocardium
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TEST BANK FOR ECGS MADE EASY7TH
c c c c c c c
EDITION BY BARBARA ALL CHAPTERS
c c c c
,https://www.stuvia.com/
Chapter 01: Anatomy and Physiology
c c c c c
Test Bank
c
TRUE/FALSE
1. Stimulationcofcbeta-adrenergiccreceptorcsitescwillcresultcincperipheralcvasoconstriction.
ANS:c F
Betacreceptorcsitescarecdividedcintocbeta1candcbeta2.cBeta1creceptorscarecfoundcincthecheartcandckid
neys.cStimulationcofcbeta1creceptorcsitescincthecheartcresultscincincreasedcheartcrate,ccontractility,c
andcultimatelycirritabilitycofccardiacccells.cStimulationcofcbeta1creceptorcsitescinctheckidneyscresu
ltscincthecreleasecofcrenincintocthecblood.cRenincpromotescthecproductioncofcangiotensin,cacpower
fulcvasoconstrictor.cBeta2creceptorcsitescarecfoundcincthecarteriolescofcthecheart,clungs,candcskelet
alcmuscle.cStimulationcresultscincdilation.cStimulationcofcbeta2creceptorcsitescincthecsmoothcmuscl
ecofcthecbronchicresultscincdilation.
OBJ:c Comparecandccontrastctheceffectscofcsympatheticcandcparasympatheticcstimulationcofcthecheart.
2. Bloodcpressureciscthecresultcofccardiaccoutputcandcperipheralcvascularcresistance.
ANS:c T
Bloodcpressureciscequalctoccardiaccoutputcmultipliedcbycperipheralcvascularcresistance.cBloodcpr
essureciscthecforcecexertedcbyctheccirculatingcbloodcvolumeconcthecwallscofcthecarteries.
Peripheralcvascularcresistanceciscthecresistancectocthecflowcofcbloodcdeterminedcbycbloodcvesselcdi
ametercandcthectonecofcthecvascularcmusculature.
OBJ:c Identifycandcexplainctheccomponentscofcbloodcpressurecandccardiaccoutput.
MULTIPLEcCHOICE
1. Thecapexcofcthecheartciscformedcbycthe .
a. tipcofcthecleftcventricle
b. tipcofcthecrightcatrium
c. rightcatriumcandcrightcventricle
d. leftcatriumcandcleftcventricle
ANS:c A
Thecheart’scapex,corclowercportion,ciscformedcbycthectipcofcthecleftcventricle.cThecapexcliescjustcab
ovecthecdiaphragm,cbetweencthecfifthcandcsixthcribs,cincthecmidclavicularcline.
OBJ:c Identifycthecsurfacescofcthecheart.
2. Thecleftcatriumcreceivescbloodcfromcthe .
a. pulmonarycveins
b. aorta
c. pulmonarycarteries
d. inferiorcvenaccava
ANS:c A
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Thecleftcatriumcreceivescfreshlycoxygenatedcbloodcfromctheclungscviacthecrightcandcleftcp
ulmonarycveins.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
3. Thecanteriorcsurfacecofcthecheartcconsistscprimarilycofcthe .
a. leftcatrium
b. rightcatrium
c. leftcventricle
d. rightcventricle
ANS:c D
Thecfrontc(anterior)csurfacecofcthecheartcliescbehindcthecsternumcandccostalccartilages.cItciscformed
cbycportionscofcthecrightcatriumcandcthecleft candcrightcventricles.cHowever,cbecausecthecheartcisctilt
edcslightlyctowardcthecleftcincthecchest,cthecrightcventricleciscthecareacofcthecheartcthatcliescmostcdire
ctlycbehindcthecsternum.
OBJ:c Identifycthecsurfacescofcthecheart.
4. Bloodcpressureciscdeterminedcby multipliedcby .
a. strokecvolume;cheartcrate
b. heartcrate;ccardiaccoutput
c. cardiaccoutput;cperipheralcvascularcresistance
d. strokecvolume;cperipheralcvascularcresistance
ANS:c C
Bloodcpressureciscequalctoccardiaccoutputcmultipliedcbycperipheralcvascularcresistance.
OBJ:c Identifycandcexplainctheccomponentscofcbloodcpressurecandccardiaccoutput.
5. Thecrightcatriumcreceivescvenouscbloodcfromcthechead,cneck,candcthoraxcviacthe
,cfromcthecremaindercofcthecbodycviacthe ,candcfromcthecheartcviacthe .
a. coronarycsinus;csuperiorcvenaccava;cinferiorcvenaccava
b. superiorcvenaccava;c coronarycsinus;cinferiorcvenaccava
c. inferiorcvenaccava;csuperiorcvenaccava;c coronarycsinus
d. superiorcvenaccava;cinferiorcvenaccava;ccoronarycsinus
ANS:c D
Thecrightcatriumcreceivescbloodclowcincoxygencfromcthecsuperiorcvenaccava,cwhichccarriescblo
odcfromcthecheadcandcuppercextremities;cthecinferiorcvenaccava,cwhichccarriescbloodcfromctheclo
wercbody;candctheccoronarycsinus,cwhichcisctheclargestcveincthatcdrainscthecheart.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
6. Thecheartciscdividedcinto chamberscbutcfunctionscasca -sidedcpump.
a. two;cfour
b. three;ctwo
c. four;ctwo
d. four;cthree
ANS:c C
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Thecheartchascfourcchambers:ctwocatriacandctwocventricles.cThecrightcandcleftcsidescofcthecheartcar
ecseparatedcbycancinternalcwallcofcconnectivectissueccalledcacseptum.cThecinteratrialcseptumcsepar
atescthecrightcandcleftcatria.cThecinterventricularcseptumcseparatescthecrightcandcleftcventricles.cT
hecseptacseparatecthecheartcintoctwocfunctionalcpumps.cThecrightcatriumcandcrightcventriclecmakec
upconecpump.cThecleftcatriumcandcleftcventriclecmakecupcthecother.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
7. Stimulationcofcalpha-adrenergiccreceptorscresultscin .
a. increasedcheartcrate
b. peripheralcvasoconstriction
c. constrictioncofcbronchialcsmoothcmuscle
d. increasedcforcecofcmyocardialccontraction
ANS:c B
Alpha1creceptorscarecfoundcinctheceyes,cbloodcvessels,cbladder,candcmalecreproductivecorgans.cSti
mulationcofcalpha1c receptorcsitescresultscincconstriction.
OBJ:c Comparecandccontrastctheceffectscofcsympatheticcandcparasympatheticcstimulationcofcthecheart.
8. Whichcsidecofcthecheartciscaclow-pressurecsystemcthatcpumpscvenouscbloodctoctheclungs?
a. Left
b. Right
ANS:c B
Thecjobcofcthecrightcsidecofcthecheartcisctocpumpcunoxygenatedcbloodctocandcthroughctheclungsctoct
hecleftcsidecofcthecheart.cThiscisccalledcthecpulmonaryccirculation.cThecrightcsidecofcthecheartciscac
low-pressurecsystem.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
9. Whichcsidecofcthecheartciscachigh-
pressurecsystemcthatcpumpscarterialcbloodctocthecsystemicccirculation?
a. Left
b. Right
ANS:c A
Thecleftcsidecofcthecheartciscachigh-
pressurecpump.cThecjobcofcthecleftcheartcisctocreceivecoxygenatedcbloodcandcpumpcitcoutctocthecr
estcofcthecbody.cThiscisccalledcthecsystemicccirculation.cThecleftcventricleciscachigh-
pressurecchamber.cItscwallciscmuchcthickercthancthecrightcventriclec(thecrightcventriclecisc3ctoc5c
mmcthick;cthecleftcventriclecisc13ctoc15cmmcthick).cThisciscbecausecthecleftcventriclecmustcoverco
mecaclotcofcpressurecandcresistancecfromcthecarteriescandccontractcforcefullycincorderctocpumpcbl
oodcoutctocthecbody.
OBJ:c Identifycandcdescribecthecchamberscofcthecheartcandcthecvesselscthatcentercorcleaveceach.
10. Thecthick,cmuscularcmiddleclayercofcthecheartcwallcthatccontainscthecatrialcandcventricularcm
usclecfiberscnecessarycforccontractionciscthec .
a. epicardium
b. pericardiumcc.c
myocardiumcd.ce
ndocardium
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