NEONATAL & PEDIATRICRE
j j j
SPIRATORY CARE j
5th Edition, Walsh
j
j
TESTBANK j
,NeonataljandjPediatricjRespiratoryjCare,j5thjEdition,jBrianjK.jWalshjTestjBank
TablejofjContents
Chapterj1.jFetaljLungjDevelopment
Chapterj2.jFetaljGasjExchangejandjCirculation
Chapterj3.jAntenataljAssessmentjandjHigh-RiskjDelivery
Chapterj4.jExaminationjandjAssessmentjofjthejNeonataljandjPediatricjPatient
Chapterj5.jPulmonaryjFunctionjTestingjandjBedsidejPulmonaryjMechanics
Chapterj6.jRadiographicjAssessment
Chapterj7.jPediatricjFlexiblejBronchoscopy
Chapterj8.jInvasivejBloodjGasjAnalysisjandjCardiovascularjMonitoring
Chapterj9.jNoninvasivejMonitoringjinjNeonataljandjPediatricjCare
Chapterj10.jOxygenjAdministration
Chapterj11.jAerosolsjandjAdministrationjofjInhaledjMedications
Chapterj12.jAirwayjClearancejTechniquesjandjHyperinflationjTherapy
Chapterj13.jAirwayjManagement
Chapterj14.jSurfactantjReplacementjTherapy
Chapterj15.jNoninvasivejMechanicaljVentilationjandjContinuousjPositivejPressurejofjthejNeonate
Chapterj16.jNoninvasivejMechanicaljVentilationjofjthejInfantjandjChild
Chapterj17.jInvasivejMechanicaljVentilationjofjthejNeonatejandjPediatricjPatient
Chapterj18.jAdministrationjofjGasjMixtures
Chapterj19.jExtracorporealjMembranejOxygenation
Chapterj20.jPharmacology
Chapterj21.jThoracicjOrganjTransplantation
Chapterj22.jNeonataljPulmonaryjDisorders
Chapterj23.jSurgicaljDisordersjinjChildhoodjthatjAffectjRespiratoryjCare
Chapterj24.jCongenitaljCardiacjDefects
Chapterj25.jPediatricjSleep-DisorderedjBreathing
Chapterj26.jPediatricjAirwayjDisordersjandjParenchymaljLungjDiseases
Chapterj27.jAsthma
Chapterj28.jCysticjFibrosis
Chapterj29.jAcutejRespiratoryjDistressjSyndrome
Chapterj30.jShock
Chapterj31.jPediatricjTrauma
Chapterj32.jDisordersjofjthejPleura
Chapterj33.jNeurologicaljandjNeuromuscularjDisorders
Chapterj34.jPediatricjEmergencies
Chapterj35.jHomejCarejofjthejPostpartumjFamily
Chapterj36.jQualityjandjSafety
,Chapterj1:jFetaljLungjDevelopment
Walsh:jNeonatalj&jPediatricjRespiratoryjCarej5thjEditionjTestjBankj(2020)
MULTIPLEjCHOICE
1. Whichjofjthejfollowingjphasesjofjhumanjlungjdevelopmentjisjcharacterizedjbyjthejformationjofjaj
capillaryjnetworkjaroundjairwayjpassages?
a. Pseudoglandular
b. Saccular
c. Alveolar
d. Canalicular
ANS:j D
Thejcanalicularjphasejfollowsjthejpseudoglandularjphase,jlastingjfromjapproximatelyj17jweeksjt
oj26jweeksjofjgestation.jThisjphasejisjsojnamedjbecausejofjthejappearancejofjvascularjchannels,jorj
capillaries,jwhichjbeginjtojgrowjbyjformingjajcapillaryjnetworkjaroundjthejairjpassages.jDuringjt
hejpseudoglandularjstage,jwhichjbeginsjatjdayj52jandjextendsjtojweekj16jofjgestation,jthejairwayj
systemjsubdividesjextensivelyjandjthejconductingjairwayjsystemjdevelops,jendingjwithjthejtermi
naljbronchioles.jThejsaccularjstagejofjdevelopment,jwhichjtakesjplacejfromjweeksj29jtoj36jofjgest
ation,jisjcharacterizedjbyjthejdevelopmentjofjsacsjthatjlaterjbecomejalveoli.jDuringjthejsaccularjph
ase,jajtremendousjincreasejinjthejpotentialjgas-
jexchangingjsurfacejareajoccurs.jThejdistinctionjbetween jthejsaccularjstagejandjthejalveolarjstagej
isjarbitrary.jThejalveolarjstagejstretchesjfromj39jweeksjofjgestationjtojterm.jThisjstagejisjrepresen
tedjbyjthejestablishmentjofjalveoli.
REF:jpp.j 3-5
2. Regardingjpostnataljlungjgrowth,jbyjapproximatelyjwhatjagejdojmostjofjthejalveolijthatjwilljbejpr
esentjinjthejlungsjforjlifejdevelop?
a. 6jmonths
b. 1jyear
c. 1.5jyears
d. 2jyears
ANS:j C
Mostjofjthejpostnataljformationjofjalveolijinjthejinfantjoccursjoverjthejfirstj1.5jyearsjofjlife.jAtj2jy
earsjofjage,jthejnumberjofjalveolijvariesjsubstantiallyjamongjindividuals.jAfterj2j yearsjofjage,jmal
esjhavejmorejalveolijthanjdojfemales.jAfterjalveolarjmultiplicationjends,jthejalveolijcontinuejtoji
ncreasejinjsizejuntiljthoracicjgrowthjisjcompleted.
REF:jp.j6
3. Thejrespiratoryjtherapistjisjevaluatingjajnewbornjwithjmildjrespiratoryjdistressjduejtojtrachealjsten
osis.jDuringjwhichjperiodjofjlungjdevelopmentjdidjthisjproblemjdevelop?
, a. Embryonal
b. Saccular
c. Canalicular
d. Alveolar
ANS:j A
Thejinitialjstructuresjofjthejpulmonaryjtreejdevelopjduringjthejembryonaljstage.jErrorsjinjdevelo
pmentjduringjthisjtimejmayjresultjinjlaryngeal,jtracheal,jorjesophagealjatresiajorjstenosis.jPulmo
naryjhypoplasia,janjincompletejdevelopmentjofjthejlungsjcharacterizedjbyjanjabnormallyjlowjnu
mberjand/orjsizejofjbronchopulmonaryjsegmentsjand/orjalveoli,jcanjdevelopjduringjthejpseudo
glandularjphase.jIfjthejfetusjisjbornjduringjthejcanalicularjphasej(i.e.,jprematurely),jseverejrespir
atoryjdistressjcanjbejexpectedjbecausejthejinadequatelyjdevelopedjairways,jalongjwithjinsuffici
entjandjimmaturejsurfactantjproductionjbyjalveolarjtypejIIjcells,jgivesjrisejtojthejconstellationjofj
problemsjknownjasjinfantjrespiratoryjdistressjsyndrome.
REF:jjjp.j6
4. Whichjofjthejfollowingjmechanismsjisj(are)jresponsiblejforjthejpossiblejassociationjbetweenjolig
ohydramniosjandjlungjhypoplasia?
I. Abnormaljcarbohydratejmetabolism
II. Mechanicaljrestrictionjofjthejchestjwall
III. Interferencejwithjfetaljbreathing
IV. Failurejtojproducejfetaljlungjliquid
a. Ijandj IIIjonly
b. IIjandj IIIjonly
c. I,jII,jandj IVjonly
d. II,j III,jandjIVjonly
ANS:j D
Oligohydramnios,jajreducedjquantityjofjamnioticjfluidjpresentjforjanjextendedjperiodjofjtime,jwith
jorjwithoutjrenaljanomalies,jisjassociatedjwithjlungjhypoplasia. jThejmechanismsjbyjwhichjamniot
icjfluidjvolumejinfluencesjlungjgrowthjremainjunclear.jPossiblejexplanationsjforjreducedjquantityj
ofjamnioticjfluidjincludejmechanicaljrestrictionjofjthejchestjwall,jinterferencejwithjfetaljbreathing
,jorjfailurejtojproducejfetaljlungjliquid.jThesejclinicaljandjexperimentaljobservationsjpossiblyjpoin
tjtojajcommonjdenominator,jlungjstretch,jasjbeingjajmajorjgrowthjstimulant.
REF:jpp.j6-7
5. WhatjisjthejpurposejofjthejsubstancejsecretedjbyjthejtypejIIjpneumocyte?
a. Tojincreasejthejgasjexchangejsurfacejarea
b. Tojreducejsurfacejtension
c. Tojmaintainjlungjelasticity
d. Tojpreservejthejvolumejofjthejamnioticjfluid