Test Bank for Fundamentals of Nursing 9th Edition Potter Perry all chapters

1




FundamentalspOfpNursingp9thpEditionpPotterpTestpBank
Chapter 41: Oxygenation
p p




FundamentalspofpNursing,p9thpEditionp

MULTIPLEpCHOICE

1.pApnursepispteachingpstaffpaboutpthepconductionpofpthepheart.pInpwhichporderpwillpthepnursepp
resentpthepconductionpcycle,pstartingpwithpthepfirstpstructure?

1. BundlepofpHis

2. Purkinjepnetwork

3. Intraatrialppathways

4. Sinoatrialp(SA)pnode

5. Atrioventricularp(AV)pnode
a. 5,p4,p3,p2,p1

b. 4,p3,p5,p1,p2

c. 4,p5,p3,p1,p2 NURSINGTB.COM

d. 5,p3,p4,p2,p1

ANS:pB

ThepconductionpsystemporiginatespwithpthepSApnode,pthep“pacemaker”pofpthepheart.pThepelectricalpi
mpulsespareptransmittedpthroughpthepatriapalongpintraatrialppathwaysptopthepAVpnode.pItpassists




Pagep1pofp788

, FUNDAMENTALSpOFpNURSINGp9THpEDITIONpPOTTERpTESTpBANK

PrimepyourselfpforpyourpTestsp–pStudypQuestions


atrialpemptyingpbypdelayingpthepimpulsepbeforeptransmittingpitpthroughpthepBundlepofpHispandpthepv
entricularpPurkinjepnetwork.



2. Apnursepispteachingptheppatientpwithpmitralpvalvepproblemspaboutpthepvalvespinpthepheart.pSt
artingponptheprightpsidepofpthepheart,pdescribepthepsequencepofpthepbloodpflowpthroughpthesepval
ves.

1. Mitral

2. Aortic

3. Tricuspid

4. Pulmonic

a. 1,p3,p2,p4
b. 4,p3,p2,p1
c. 3,p4,p1,p2
d. 2,p4,p1,p3

ANS:pC




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,3




FundamentalspOfpNursingp9thpEditionpPotterpTestpBank
Thepbloodpflowspthroughpthepvalvespinpthepfollowingpdirection:ptricuspid,ppulmonic,pmitral,pandpa
ortic.



3. Apnursepexplainspthepfunctionpofpthepalveoliptopappatientpwithprespiratorypproblems.pWhichpi
nformationpaboutpthepalveoli’spfunctionpwillpthepnursepsharepwithptheppatient?
a. Carriespoutpgaspexchange
b. Regulatesptidalpvolume
NURSINGTB.COM
c. Producesphemoglobin
d. Storespoxygen

ANS:pA

Thepalveoluspispapcapillarypmembranepthatpallowspgaspexchangepofpoxygenpandpcarbonpdioxidepd
uringprespiration.pThepalveolipdopnotpstorepoxygen,pregulateptidalpvolume,porpproducephemoglob
in.



4. Apnursepauscultatespheartpsounds.pWhenpthepnursephearspS2,pwhichpvalvespispthepnursephearingpc
lose?




Pagep3pofp788

, FUNDAMENTALSpOFpNURSINGp9THpEDITIONpPOTTERpTESTpBANK

PrimepyourselfpforpyourpTestsp–pStudypQuestions


a. Aorticpandpmitral
b. Mitralpandptricuspid
c. Aorticpandppulmonic
d. Mitralpandppulmonic
ANS:pC

Aspthepventriclespempty,pthepventricularppressurespdecrease,pallowingpclosurepofpthepaorticpandppul
monicpvalves,pproducingpthepsecondpheartpsound,pS2.pThepmitralpandptricuspidpproducepthepfirstphear
tpsound,pS1.pThepaorticpandpmitralpdopnotpclosepatpthepsameptime.pThepmitralpandppulmonicpdopnotpclo
sepatpthepsameptime.



5. Thepnursepispteachingpaboutpthepprocesspofpexchangingpgasespthroughpthepalveolarpcapillaryp
membrane.pWhichptermpwillpthepnursepuseptopdescribepthispprocess?
a. Ventilation
b. Surfactant
c. Perfusion
d. Diffusion

ANS:pD

Diffusionpispthepprocesspofpgasespexchangingpacrosspthepalveolipandpcapillariespofpbody




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