TESTBANK igi
ECGs MADE EASY
gi gi
6TH EDITION | AEHLERT
gi gi gi
TEST BANK g k ik k
,ECGskMadekEasyk6thkEditionkbykBarbarakAehlertkTestkBank
TablekofkContents:
Chapterk1.kAnatomyk&kPhysiology
Chapterk2.kBasickElectrophysiology
Chapterk3.kSinuskMechanisms
Chapterk4.kAtrialkRhythms
Chapterk5.kJunctionalkRhythms
Chapterk6.kVentricularkRhythms
Chapterk7.kAtrioventricularkBlocks
Chapterk8.kPacemakerkRhythms
Chapterk9.kIntroductionktokthek12-LeadkECG
Chapterk10.kPost-Test
,Chapterk01:kAnatomykandkPhysiologyk
Aehlert:kECGskMadekEasy,k6thkEdition
MULTIPLEk CHOICE
1. Thek apexk ofk thek heartk isk formedk byk the .
a. tipk ofk thek leftk ventricle
b. tipk ofk thek rightk atrium
c. rightk atriumk andk rightk ventricle
d. leftk atriumk andk leftk ventricle
ANS:k A
Thek heart’sk apex,k ork lowerk portion,k isk formedk bykthek tipk ofk thek leftk ventricle.kThek apexk lies
kjustk abovek thek diaphragm,k betweenk thek fifthk andk sixthk ribs,k ink thek midclaviculark line.
OBJ: Identifyk thek surfacesk ofk thek heart.
2. Thek leftk atriumk receivesk bloodk fromk the .
a. pulmonaryk veins
b. aorta
c. pulmonaryk arteries
d. inferiork venak cava
ANS:k A
Thek leftk atriumk receivesk freshlykoxygenatedk bloodk fromk thek lungsk viak thek rightk andk leftk pu
lkmonarykveins.
OBJ: Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
3. Thek anteriork surfacek ofk thek heartk consistsk primarilyk ofk the .
a. leftk atrium
b. rightk atrium
c. leftk ventricle
d. rightk ventricle
ANS:k D
Thek frontk (anterior)k surfacek ofk thek heartk liesk behindk thek sternumk andk costalk cartilages.k Itk i
skformedk byk portionsk ofk thek rightk atriumk andk thek leftk andk rightk ventricles.k However,k bec
auskek thek heartk isk tiltedk slightlyk towardk thek leftk ink thek chest,k thek rightk ventriclek isk thek are
ak ofk tkhek heartk thatk liesk mostk directlyk behindk thek sternum.
OBJ: Identifyk thek surfacesk ofk thek heart.
4. Bloodk pressurek isk determinedk by multipliedk by .
a. strokek volume;k heartk rate
b. heartk rate;k cardiack output
c. cardiack output;k peripheralk vasculark resistance
d. strokek volume;k peripheralk vasculark resistance
ANS:k C
Bloodk pressurek isk equalk tok cardiack outputk multipliedk bykperipheralk vasculark resistance.
, OBJ: Identifyk andk explaink thek componentsk ofk bloodk pressurek andk cardiack output.
5. Thek rightk atriumk receivesk venousk bloodk fromk thek head,k neck,k andk thoraxk viak the
,kfromk thek remainderk ofk thek bodyk viak the
,k andk fromk thek heartk viak the .
a. coronaryksinus;k superiork venak cava;k inferiork venak cava
b. superiork venak cava;k coronaryksinus;k inferiork venak cava
c. inferiorgivenak cava;k superiork venak cava;k coronaryk sinus
d. superiork venak cava;k inferiork venak cava;k coronaryk sinus
ANS:k D
Thek rightk atriumk receivesk bloodk lowk ink oxygenk fromk thek superiork venak cava,k whichk car
rikesk bloodk fromk thek headk andk upperk extremities;k thek inferiork venak cava,k whichk carriesk
blookdkfromktheklowerkbody;kandkthekcoronaryksinus,kwhichkisktheklargestkveinkthatkdrainskth
ek heart.
OBJ:k k Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
6. Thek heartk isk dividedk into chambersk butk functionsk ask a -sidedk pump.
a. two;k four
b. three;k two
c. four;k two
d. four;k three
ANS:k C
Thek heartk hask fourk chambers:k twok atriak andk twok ventricles.kThek rightk andk leftk sidesk ofk thek
hkeartk arek separatedk byk ank internalk wallk ofk connectivek tissuek calledk ak septum.k Thek interat
rialkseptumk separatesk thek rightk andk leftk atria.k Thek interventriculark septumk separatesk thek ri
ghtk akndk leftk ventricles.k Thek septak separatek thek heartk intok twok functionalk pumps.k Thek rig
htk atriukmk andk rightk ventriclek makek upk onek pump.k Thek leftk atriumk andk leftk ventriclek ma
kek upk thekother.
OBJ:k k Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
7. Stimulationk ofk alpha1k receptorsk resultsk in .
a. increasedk heartk rate
b. peripheralk vasoconstriction
c. constrictionk ofk bronchialk smoothk muscle
d. increasedk forcek ofk myocardialk contraction
ANS:k B
Alpha1kreceptorskarekfoundkinkthekeyes,kbloodkvessels,kbladder,kandkmalekreproductivekorgans.k Stim
ulationk ofk alpha1k receptork sitesk resultsk ink constriction.
OBJ: Comparek andk contrastk thek effectsk ofk sympathetick andk parasympathetick stimulationk ofk thek heart.
8. Whichk sidek ofk thek heartk isk ak low-pressurek systemk thatk pumpsk venousk bloodk tok thek lungs?
a. Left
b. Right
ANS:k B
Thekjobkofkthekrightksidekofkthekheartkisktokpumpkunoxygenatedkbloodktokandkthroughkthek lu
ngsk tok thek leftk sidek ofk thek heart.k Thisk isk calledk thek pulmonaryk circulation.kThek rightk sidek
ofkthekheartk isk aklow-pressureksystem.
ECGs MADE EASY
gi gi
6TH EDITION | AEHLERT
gi gi gi
TEST BANK g k ik k
,ECGskMadekEasyk6thkEditionkbykBarbarakAehlertkTestkBank
TablekofkContents:
Chapterk1.kAnatomyk&kPhysiology
Chapterk2.kBasickElectrophysiology
Chapterk3.kSinuskMechanisms
Chapterk4.kAtrialkRhythms
Chapterk5.kJunctionalkRhythms
Chapterk6.kVentricularkRhythms
Chapterk7.kAtrioventricularkBlocks
Chapterk8.kPacemakerkRhythms
Chapterk9.kIntroductionktokthek12-LeadkECG
Chapterk10.kPost-Test
,Chapterk01:kAnatomykandkPhysiologyk
Aehlert:kECGskMadekEasy,k6thkEdition
MULTIPLEk CHOICE
1. Thek apexk ofk thek heartk isk formedk byk the .
a. tipk ofk thek leftk ventricle
b. tipk ofk thek rightk atrium
c. rightk atriumk andk rightk ventricle
d. leftk atriumk andk leftk ventricle
ANS:k A
Thek heart’sk apex,k ork lowerk portion,k isk formedk bykthek tipk ofk thek leftk ventricle.kThek apexk lies
kjustk abovek thek diaphragm,k betweenk thek fifthk andk sixthk ribs,k ink thek midclaviculark line.
OBJ: Identifyk thek surfacesk ofk thek heart.
2. Thek leftk atriumk receivesk bloodk fromk the .
a. pulmonaryk veins
b. aorta
c. pulmonaryk arteries
d. inferiork venak cava
ANS:k A
Thek leftk atriumk receivesk freshlykoxygenatedk bloodk fromk thek lungsk viak thek rightk andk leftk pu
lkmonarykveins.
OBJ: Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
3. Thek anteriork surfacek ofk thek heartk consistsk primarilyk ofk the .
a. leftk atrium
b. rightk atrium
c. leftk ventricle
d. rightk ventricle
ANS:k D
Thek frontk (anterior)k surfacek ofk thek heartk liesk behindk thek sternumk andk costalk cartilages.k Itk i
skformedk byk portionsk ofk thek rightk atriumk andk thek leftk andk rightk ventricles.k However,k bec
auskek thek heartk isk tiltedk slightlyk towardk thek leftk ink thek chest,k thek rightk ventriclek isk thek are
ak ofk tkhek heartk thatk liesk mostk directlyk behindk thek sternum.
OBJ: Identifyk thek surfacesk ofk thek heart.
4. Bloodk pressurek isk determinedk by multipliedk by .
a. strokek volume;k heartk rate
b. heartk rate;k cardiack output
c. cardiack output;k peripheralk vasculark resistance
d. strokek volume;k peripheralk vasculark resistance
ANS:k C
Bloodk pressurek isk equalk tok cardiack outputk multipliedk bykperipheralk vasculark resistance.
, OBJ: Identifyk andk explaink thek componentsk ofk bloodk pressurek andk cardiack output.
5. Thek rightk atriumk receivesk venousk bloodk fromk thek head,k neck,k andk thoraxk viak the
,kfromk thek remainderk ofk thek bodyk viak the
,k andk fromk thek heartk viak the .
a. coronaryksinus;k superiork venak cava;k inferiork venak cava
b. superiork venak cava;k coronaryksinus;k inferiork venak cava
c. inferiorgivenak cava;k superiork venak cava;k coronaryk sinus
d. superiork venak cava;k inferiork venak cava;k coronaryk sinus
ANS:k D
Thek rightk atriumk receivesk bloodk lowk ink oxygenk fromk thek superiork venak cava,k whichk car
rikesk bloodk fromk thek headk andk upperk extremities;k thek inferiork venak cava,k whichk carriesk
blookdkfromktheklowerkbody;kandkthekcoronaryksinus,kwhichkisktheklargestkveinkthatkdrainskth
ek heart.
OBJ:k k Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
6. Thek heartk isk dividedk into chambersk butk functionsk ask a -sidedk pump.
a. two;k four
b. three;k two
c. four;k two
d. four;k three
ANS:k C
Thek heartk hask fourk chambers:k twok atriak andk twok ventricles.kThek rightk andk leftk sidesk ofk thek
hkeartk arek separatedk byk ank internalk wallk ofk connectivek tissuek calledk ak septum.k Thek interat
rialkseptumk separatesk thek rightk andk leftk atria.k Thek interventriculark septumk separatesk thek ri
ghtk akndk leftk ventricles.k Thek septak separatek thek heartk intok twok functionalk pumps.k Thek rig
htk atriukmk andk rightk ventriclek makek upk onek pump.k Thek leftk atriumk andk leftk ventriclek ma
kek upk thekother.
OBJ:k k Identifyk andk describek thek chambersk ofk thek heartk andk thek vesselsk thatk enterk ork leavek each.
7. Stimulationk ofk alpha1k receptorsk resultsk in .
a. increasedk heartk rate
b. peripheralk vasoconstriction
c. constrictionk ofk bronchialk smoothk muscle
d. increasedk forcek ofk myocardialk contraction
ANS:k B
Alpha1kreceptorskarekfoundkinkthekeyes,kbloodkvessels,kbladder,kandkmalekreproductivekorgans.k Stim
ulationk ofk alpha1k receptork sitesk resultsk ink constriction.
OBJ: Comparek andk contrastk thek effectsk ofk sympathetick andk parasympathetick stimulationk ofk thek heart.
8. Whichk sidek ofk thek heartk isk ak low-pressurek systemk thatk pumpsk venousk bloodk tok thek lungs?
a. Left
b. Right
ANS:k B
Thekjobkofkthekrightksidekofkthekheartkisktokpumpkunoxygenatedkbloodktokandkthroughkthek lu
ngsk tok thek leftk sidek ofk thek heart.k Thisk isk calledk thek pulmonaryk circulation.kThek rightk sidek
ofkthekheartk isk aklow-pressureksystem.
