Test bank for ECGs Made Easy 7th Edition by Barbara J Aehlert all Chapters 1-10 complete, ISBN: 9780323832939
Test bank for ECGs Made Easy 7th Edition by Barbara J Aehlert all Chapters 1-10 complete, ISBN: 9780323832939
Test bank for ECGs Made Easy 7th Edition by Barbara J Aehlert all Chapters...
Test bank for
ECGs Made Easy
7th Edition by Barbara J Aehlert
all Chapters 1-10 complete
,ECGs Made Easy 7th Edition by Barbara Aehlert Test Bank
e e e e e e e e e
Table of Contents:
e e
Chapter 1. Anatomy & Physiology
e e e e
Chapter 2. Basic Electrophysiology
e e e
Chapter 3. Sinus Mechanisms
e e e
Chapter 4. Atrial Rhythms
e e e
Chapter 5. Junctional Rhythms
e e e
Chapter 6. Ventricular Rhythms
e e e
Chapter 7. Atrioventricular Blocks
e e e
Chapter 8. Pacemaker Rhythms
e e e
Chapter 9. Introduction to the 12-Lead ECG
e e e e e e
Chapter 10. Post-Test
e e
,Chapter 01: Anatomy and Physiology Ae
e e e e e
hlert: ECGs Made Easy, 7th Edition
e e e e e
MULTIPLEeCHOICE
1. Theeapex eofetheehearteiseformedebyethe .
a. tipeofetheelefteventricle
b. tipeofetheerighteatrium
c. righteatriumeanderighteventricle
d. lefteatriumeandelefteventricle
ANSWER:e A
Theeheart’seapex,eorelowereportion,eiseformedebyetheetipeofetheelefteventricle.eTheeapexeliesejuste
aboveetheediaphragm,ebetweenetheefiftheandesixtheribs,einetheemidclaviculareline.
OBJ:e Identifyetheesurfaceseofetheeheart.
2. Theelefteatriumereceivesebloodefromethe .
a. pulmonaryeveins
b. aorta
c. pulmonaryearteries
d. inferiorevenaecava
ANSWER:e A
Theelefteatriumereceivesefreshlyeoxygenatedebloodefrometheelungseviaetheerighteandelef
tepulmonaryeveins.
3. Theeanterioresurfaceeofetheehearteconsistseprimarilyeofethe .
a. lefteatrium
b. righteatrium
c. lefteventricle
d. righteventricle
ANSWER:e D
Theefronte(anterior)esurfaceeofetheehearteliesebehindetheesternumeandecostalecartilages.eIteisefor
medebyeportionseofetheerighteatriumeandetheelefteanderighteventricles.eHowever,ebecauseetheeh
earteisetiltedeslightlyetowardetheelefteinetheechest,etheerighteventricleeisetheeareaeofetheeheartetha
teliesemostedirectlyebehindetheesternum.
OBJ:e Identifyetheesurfaceseofetheeheart.
4. Bloodepressureeisedeterminedeby multipliedeby .
a. strokeevolume;ehearterate
b. hearterate;ecardiaceoutput
c. cardiaceoutput;eperipheralevasculareresistance
d. strokeevolume;eperipheralevasculareresistance
ANSWER:e C
Bloodepressureeiseequaletoecardiaceoutputemultipliedebyeperipheralevasculareresistance.
5. Theerighteatriumereceivesevenousebloodefrometheehead,eneck,eandethorax eviaethe
,efrometheeremaindereofetheebodyeviaethe
,eandefrometheehearteviaethe .
a. coronaryesinus;esuperiorevenaecava;einferiorevenaecava
b. superiorevenaecava;ecoronaryesinus;einferiorevenaecava
c. inferiorevenaecava;esuperiorevenaecava;ecoronaryesinus
d. superiorevenaecava;einferiorevenaecava;ecoronaryesinus
ANSWER:e D
Theerighteatriumereceivesebloodeloweineoxygenefrometheesuperiorevenaecava,ewhichecarriesebl
oodefrometheeheadeandeuppereextremities;etheeinferiorevenaecava,ewhichecarriesebloodefromet
heelowerebody;eandetheecoronaryesinus,ewhicheisetheelargesteveinethatedrainsetheeheart.
6. Theehearteisedividedeinto chambersebutefunctionseasea -sidedepump.
a. two;efour
b. three;etwo
c. four;etwo
d. four;ethree
ANSWER:e C
Theeheartehasefourechambers:etwoeatriaeandetwoeventricles.eTheerighteandeleftesideseofetheehea
rteareeseparatedebyeaneinternalewalleofeconnectiveetissueecalledeaeseptum.eTheeinteratrialeseptu
meseparatesetheerighteandelefteatria.eTheeinterventriculareseptumeseparatesetheerighteandelefte
ventricles.eTheeseptaeseparateetheehearteintoetwoefunctionalepumps.eTheerighteatriumeanderig
hteventricleemakeeupeoneepump.eTheelefteatriumeandelefteventricleemakeeupetheeother.
7. Stimulationeofealpha1ereceptorseresultsein .
a. increasedehearterate
b. peripheralevasoconstriction
c. constrictioneofebronchialesmoothemuscle
d. increasedeforceeofemyocardialecontraction
ANSWER:e B
Alpha1ereceptorseareefoundeinetheeeyes,ebloodevessels,ebladder,eandemaleereproductiveeorgan
s.eStimulationeofealpha1ereceptoresiteseresultseineconstriction.
8. Whichesideeofetheehearteiseaelow-pressureesystemethatepumpsevenousebloodetoetheelungs?
a. Left
b. Right
ANSWER:e B
Theejobeofetheerightesideeofetheehearteisetoepumpeunoxygenatedebloodetoeandethroughetheelung
setoetheeleftesideeofetheeheart.eThiseisecalledetheepulmonaryecirculation.eTheerightesideeofetheehea
rteiseaelow-pressureesystem.
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