, FUNDAMENTALS6nOF6nNURSING6n9TH6nEDITION6nPOTTER6nTEST6n
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Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
Chapter6n41:6nOxygenation
Fundamentals6nof6nNursing,6n9th6nEdition6nM
ULTIPLE6nCHOICE
1. A6nnurse6nis6nteaching6nstaff6nabout6nthe6nconduction6nof6nthe6nheart.6nIn6nwhich6norder6nwill6n
the6nnurse6npresent6nthe6nconduction6ncycle,6nstarting6nwith6nthe6nfirst6nstructure?
1. Bundle6nof6nHis
2. Purkinje6nnetwork
3. Intraatrial6npathways
4. Sinoatrial6n(SA)6nnode
5. Atrioventricular6n(AV)6nnode
a. 5,6n4,6n3,6n2,6n1
b. 4,6n3,6n5,6n1,6n2
c. 4,6n5,6n3,6n1,6n2 NURSINGTB.COM
d. 5,6n3,6n4,6n2,6n1
ANS:6nB
The6nconduction6nsystem6noriginates6nwith6nthe6nSA6nnode,6nthe6n“pacemaker”6nof6nthe6nheart.6nThe6nel
ectrical6nimpulses6nare6ntransmitted6nthrough6nthe6natria6nalong6nintraatrial6npathways6nto6nthe6nAV6nn
ode.6nIt6nassists6natrial6nemptying6nby6ndelaying6nthe6nimpulse6nbefore6ntransmitting6nit6nthrough6nthe6n
Bundle6nof6nHis6nand6nthe6nventricular6nPurkinje6nnetwork.
2. A6nnurse6nis6nteaching6nthe6npatient6nwith6nmitral6nvalve6nproblems6nabout6nthe6nvalves6nin6nth
e6nheart.6nStarting6non6nthe6nright6nside6nof6nthe6nheart,6ndescribe6nthe6nsequence6nof6nthe6nblood6nfl
ow6nthrough6nthese6nvalves.
1. Mitral
2. Aortic
3. Tricuspid
NURSINGTB.COM
, FUNDAMENTALS6nOF6nNURSING6n9TH6nEDITION6nPOTTER6nTEST6n
BANK
Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
4.6nPulmonic
a. 1,6n3,6n2,6n4
b. 4,6n3,6n2,6n1
c. 3,6n4,6n1,6n2
d. 2,6n4,6n1,6n3
ANS:6nC
The6nblood6nflows6nthrough6nthe6nvalves6nin6nthe6nfollowing6ndirection:6ntricuspid,6npulmonic,6nmitral,6
nand6naortic.
3.6nA6nnurse6nexplains6nthe6nfunction6nof6nthe6nalveoli6nto6na6npatient6nwith6nrespiratory6nproblems.6nWh
ich6ninformation6nabout6nthe6nalveoli’s6nfunction6nwill6nthe6nnurse6nshare6nwith6nthe6npatient?
a. Carries6nout6ngas6nexchan
ge
b. Regulates6ntidal6nvolume NURSINGTB.COM
c. Produces6nhemoglobin
d. Stores6noxygen
ANS:6nA
The6nalveolus6nis6na6ncapillary6nmembrane6nthat6nallows6ngas6nexchange6nof6noxygen6nand6ncarbon6ndi
oxide6nduring6nrespiration.6nThe6nalveoli6ndo6nnot6nstore6noxygen,6nregulate6ntidal6nvolume,6nor6nprod
uce6nhemoglobin.
4. A6nnurse6nauscultates6nheart6nsounds.6nWhen6nthe6nnurse6nhears6nS2,6nwhich6nvalves6nis6nthe6nnurse
6nhearing6nclose?
a. Aortic6nand6nmitral
b. Mitral6nand6ntricuspid
c. Aortic6nand6npulmonic
d. Mitral6nand6npulmonic
NURSINGTB.COM
, FUNDAMENTALS6nOF6nNURSING6n9TH6nEDITION6nPOTTER6nTEST6n
BANK
Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
ANS:6nC
As6nthe6nventricles6nempty,6nthe6nventricular6npressures6ndecrease,6nallowing6nclosure6nof6nthe6naortic6
nand6npulmonic6nvalves,6nproducing6nthe6nsecond6nheart6nsound,6nS2.6nThe6nmitral6nand6ntricuspid6npro
duce6nthe6nfirst6nheart6nsound,6nS1.6nThe6naortic6nand6nmitral6ndo6nnot6nclose6nat6nthe6nsame6ntime.6nThe6
nmitral6nand6npulmonic6ndo6nnot6nclose6nat6nthe6nsame6ntime.
5. The6nnurse6nis6nteaching6nabout6nthe6nprocess6nof6nexchanging6ngases6nthrough6nthe6nalveolar6nc
apillary6nmembrane.6nWhich6nterm6nwill6nthe6nnurse6nuse6nto6ndescribe6nthis6nprocess?
a. Ventilation
b. Surfactant
c. Perfusion
d. Diffusion
ANS:6nD
Diffusion6nis6nthe6nprocess6nof6ngases6nexchanging6nacross6nthe6nalveoli6nand6ncapillaries6nof6nbody6ntis
sues.Ventilation6nis6nthe6nprocess6nof6nm o v Ni nUgRgSaI Ns eGs Ti Bn .t Co OaMn d 6nout6nof6nthe6nlungs.6nSurfactant6nis6na
6nchemical6nproduced6nin6nthe6nlungs6nto6nmaintain6nthe6nsurface6ntension6nof6nthe6nalveoli6nand6nkeep6nt
hem6nfrom6ncollapsing.6nPerfusion6nis6nthe6nability6nof6nthe6ncardiovascular6nsystem6nto6ncarry6noxyge
nated6nblood6nto6ntissues6nand6nreturn6ndeoxygenated6nblood6nto6nthe6nheart.
6. A6nnurse6nis6ncaring6nfor6na6npatient6nwho6nwas6nin6na6nmotor6nvehicle6naccident6nthat6nresulted6ni
n6ncervical6ntrauma6nto6nC4.6nWhich6nassessment6nis6nthe6npriority?
a. Pulse
b. Respirations
c. Temperature
d. Blood6npressure
ANS:6nB
Respirations6nand6noxygen6nsaturation6nare6nthe6npriorities.6nCervical6ntrauma6nat6nC36nto6nC56nusually
6nresults6nin6nparalysis6nof6nthe6nphrenic6nnerve.6nWhen6nthe6nphrenic6nnerve6nis6ndamaged,6nthe6ndiaph
ragm6ndoes6nnot6ndescend6nproperly,6nthus6nreducing6ninspiratory6nlung6nvolumes6nand6ncausing6nhyp
oxemia.6nWhile6npulse
NURSINGTB.COM
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Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
Chapter6n41:6nOxygenation
Fundamentals6nof6nNursing,6n9th6nEdition6nM
ULTIPLE6nCHOICE
1. A6nnurse6nis6nteaching6nstaff6nabout6nthe6nconduction6nof6nthe6nheart.6nIn6nwhich6norder6nwill6n
the6nnurse6npresent6nthe6nconduction6ncycle,6nstarting6nwith6nthe6nfirst6nstructure?
1. Bundle6nof6nHis
2. Purkinje6nnetwork
3. Intraatrial6npathways
4. Sinoatrial6n(SA)6nnode
5. Atrioventricular6n(AV)6nnode
a. 5,6n4,6n3,6n2,6n1
b. 4,6n3,6n5,6n1,6n2
c. 4,6n5,6n3,6n1,6n2 NURSINGTB.COM
d. 5,6n3,6n4,6n2,6n1
ANS:6nB
The6nconduction6nsystem6noriginates6nwith6nthe6nSA6nnode,6nthe6n“pacemaker”6nof6nthe6nheart.6nThe6nel
ectrical6nimpulses6nare6ntransmitted6nthrough6nthe6natria6nalong6nintraatrial6npathways6nto6nthe6nAV6nn
ode.6nIt6nassists6natrial6nemptying6nby6ndelaying6nthe6nimpulse6nbefore6ntransmitting6nit6nthrough6nthe6n
Bundle6nof6nHis6nand6nthe6nventricular6nPurkinje6nnetwork.
2. A6nnurse6nis6nteaching6nthe6npatient6nwith6nmitral6nvalve6nproblems6nabout6nthe6nvalves6nin6nth
e6nheart.6nStarting6non6nthe6nright6nside6nof6nthe6nheart,6ndescribe6nthe6nsequence6nof6nthe6nblood6nfl
ow6nthrough6nthese6nvalves.
1. Mitral
2. Aortic
3. Tricuspid
NURSINGTB.COM
, FUNDAMENTALS6nOF6nNURSING6n9TH6nEDITION6nPOTTER6nTEST6n
BANK
Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
4.6nPulmonic
a. 1,6n3,6n2,6n4
b. 4,6n3,6n2,6n1
c. 3,6n4,6n1,6n2
d. 2,6n4,6n1,6n3
ANS:6nC
The6nblood6nflows6nthrough6nthe6nvalves6nin6nthe6nfollowing6ndirection:6ntricuspid,6npulmonic,6nmitral,6
nand6naortic.
3.6nA6nnurse6nexplains6nthe6nfunction6nof6nthe6nalveoli6nto6na6npatient6nwith6nrespiratory6nproblems.6nWh
ich6ninformation6nabout6nthe6nalveoli’s6nfunction6nwill6nthe6nnurse6nshare6nwith6nthe6npatient?
a. Carries6nout6ngas6nexchan
ge
b. Regulates6ntidal6nvolume NURSINGTB.COM
c. Produces6nhemoglobin
d. Stores6noxygen
ANS:6nA
The6nalveolus6nis6na6ncapillary6nmembrane6nthat6nallows6ngas6nexchange6nof6noxygen6nand6ncarbon6ndi
oxide6nduring6nrespiration.6nThe6nalveoli6ndo6nnot6nstore6noxygen,6nregulate6ntidal6nvolume,6nor6nprod
uce6nhemoglobin.
4. A6nnurse6nauscultates6nheart6nsounds.6nWhen6nthe6nnurse6nhears6nS2,6nwhich6nvalves6nis6nthe6nnurse
6nhearing6nclose?
a. Aortic6nand6nmitral
b. Mitral6nand6ntricuspid
c. Aortic6nand6npulmonic
d. Mitral6nand6npulmonic
NURSINGTB.COM
, FUNDAMENTALS6nOF6nNURSING6n9TH6nEDITION6nPOTTER6nTEST6n
BANK
Prime6nyourself6nfor6nyour6nTests6n–
6nStudy6nQuestions
ANS:6nC
As6nthe6nventricles6nempty,6nthe6nventricular6npressures6ndecrease,6nallowing6nclosure6nof6nthe6naortic6
nand6npulmonic6nvalves,6nproducing6nthe6nsecond6nheart6nsound,6nS2.6nThe6nmitral6nand6ntricuspid6npro
duce6nthe6nfirst6nheart6nsound,6nS1.6nThe6naortic6nand6nmitral6ndo6nnot6nclose6nat6nthe6nsame6ntime.6nThe6
nmitral6nand6npulmonic6ndo6nnot6nclose6nat6nthe6nsame6ntime.
5. The6nnurse6nis6nteaching6nabout6nthe6nprocess6nof6nexchanging6ngases6nthrough6nthe6nalveolar6nc
apillary6nmembrane.6nWhich6nterm6nwill6nthe6nnurse6nuse6nto6ndescribe6nthis6nprocess?
a. Ventilation
b. Surfactant
c. Perfusion
d. Diffusion
ANS:6nD
Diffusion6nis6nthe6nprocess6nof6ngases6nexchanging6nacross6nthe6nalveoli6nand6ncapillaries6nof6nbody6ntis
sues.Ventilation6nis6nthe6nprocess6nof6nm o v Ni nUgRgSaI Ns eGs Ti Bn .t Co OaMn d 6nout6nof6nthe6nlungs.6nSurfactant6nis6na
6nchemical6nproduced6nin6nthe6nlungs6nto6nmaintain6nthe6nsurface6ntension6nof6nthe6nalveoli6nand6nkeep6nt
hem6nfrom6ncollapsing.6nPerfusion6nis6nthe6nability6nof6nthe6ncardiovascular6nsystem6nto6ncarry6noxyge
nated6nblood6nto6ntissues6nand6nreturn6ndeoxygenated6nblood6nto6nthe6nheart.
6. A6nnurse6nis6ncaring6nfor6na6npatient6nwho6nwas6nin6na6nmotor6nvehicle6naccident6nthat6nresulted6ni
n6ncervical6ntrauma6nto6nC4.6nWhich6nassessment6nis6nthe6npriority?
a. Pulse
b. Respirations
c. Temperature
d. Blood6npressure
ANS:6nB
Respirations6nand6noxygen6nsaturation6nare6nthe6npriorities.6nCervical6ntrauma6nat6nC36nto6nC56nusually
6nresults6nin6nparalysis6nof6nthe6nphrenic6nnerve.6nWhen6nthe6nphrenic6nnerve6nis6ndamaged,6nthe6ndiaph
ragm6ndoes6nnot6ndescend6nproperly,6nthus6nreducing6ninspiratory6nlung6nvolumes6nand6ncausing6nhyp
oxemia.6nWhile6npulse
NURSINGTB.COM
