TEST BANK FOR RNC-OB Exam
b b b b
1. Latebinbpregnancy,babpatientboftenbdevelopsbsupinebhypotensionbbecausebof
a. partialbocclusionbofbthebvenabcavabandbaorta.
b. decreasedbperipheralbcollateralbcirculation.
c. increasedbbloodbflowbtobthebplacenta.b-bA
becausebofbpartialbocclusionbofbthebvenabcavabandbaortabfrombthebweightbofbthebuterus.bThi
sbimpedesbvenousbreturnbfrombtheblowerbextremitiesbalthoughbincreasedbcollateralbcirculat
ionbduringbpregnancybhelpsbtobcompensate.bRemainingbinbthebsupinebpositionbforblongbper
iodsbofbtimebcouldbdecreasebfetalboxygenationbasbwell.bTheblateralbrecumbentbpositionbreli
evesbthebpressurebonbthebvenabcavabandbaorta,ballowingbthebbloodbpressurebtobincreaseba
ndbsymptomsbtobdecrease.
Thebnursebmustbeducatebthebnewbmotherbthatbabcontraindicationbtobbreastbfeedingbis
a. fetalbmacrosomia.
b. typebIIbdiabetes.
c. infectionbwithbHIV/AIDS.b-bC
Somebmaternalbcontraindicationsbtobbreastfeedingbinclude:
-InfectionbwithbHIV/AIDS
-Usebofbantiretroviralbmedications
-ActivebTBbnotbtreated
-InfectionbwithbhumanbT-cellblymphotropicbvirus
-Illicitbdrugbuse
-Usebofbchemotherapeuticbagents
-Radiationbtherapyb(maybrequirebonlybinterruptionbduringbtreatment)
-Usebofbotherbmedicationsbthatbpassbintobthebbreastbmilkbandbmaybharmbthebchild
-Presencebofbherpesbonbthebbreast
-Presencebofbvaricellablesionsbonbthebbreastb(maybresumebafterblesionsbcrust)
Thebinitialbpostpartalbinterventionbindicatedbforbabsoftbboggybuterusbisbto
a. applybanbicebcompress.
b. massagebthebfundusbuntilbfirm.
c. applybabwarmbcompress.b-bB
...withbthebdominantbhandbwhilebsupportingbthebinferiorbuterusbwithbthebnon-
dominantbhandbtobpreventbtrauma.bIfbthebfundusbdoesbnotbcontractbwithbmassage,bthenbfur
therbevaluationbisbindicatedbtobdeterminebifbplacentalbfragmentsbremain.bAfterbthebfundusbb
ecomesbcontracted,bthebnursebshouldbpushbfirmlybdownwardbonbthebfundusbtobexpelbclotsbt
hatbmaybhavebpooled.
Withbthebvibroacousticbstimulationbtest,bstimulusbwithbanbartificialblarynxborbotherbdevicebisba
ppliedbtobthebmaternalbabdomenbfor
a. 1btob3bseconds.
b. 5btob10bseconds.
c. 1btob2bminutes.b-bA
,Usually,bstimulusbisbappliedbforb1-
2bsecondsbandbrepeatedbupbtob3btimesbwithbtimebextendingbtob3bsecondsbinborderbtobstimul
atebfetalbmovement.bAbpositiveborbreactivebfindingbisbanbincreasedbfetalbheartbratebofb15bbp
mborbmorebforbatbleastb15bseconds;bhowever,babnonreactivebresultbdoesbnotbalwaysbindicat
ebfetalbabnormalitybbutbindicatesbthebneedbforbfurtherbtesting.
AbsencebofbthebMorobreflexbonbonebsidebonlybinbabneonatebmaybindicate
a. fracturedbscapula.
b.bcerebralbpalsy.
c.bfracturedbclavicle.b-bC
abfracturedbclavicleborbbrachialbplexusbinjury.bDamagebtobthebcentralbnervousbsystem,bsuch
basbmayboccurbwithbcerebralbpalsy,boftenbresultsbinbbilateralbabsencebofbthebreflex.bThebMor
obreflexbisbelicitedbbyballowingbthebinfant'sbheadbandbtrunkbtobfallbslightlybbackwardbwhenbth
ebinfantbisbraised.bAbpositivebMorobreflexbincludesbimmediatebextensionbandbabductionbofbth
ebarms(andbsometimesbtheblegs)bwithbfingersbfanningbandbformingbabC-
shapebwithbabreturnbofbtheblimbsbtobthebflexedbstates
Inbabmultiparousbwoman,bwhatbisbtheblowestbBishopbscorebthatbpredictsblaborbinduction
willbbebsuccessful?
a. 5
b. 7
c. 9b-bA
Inbabmultiparousbwoman,bthebBishopbscorebthatbpredictsbthatblaborbinductionbwillbbebsucce
ssfulbisb5borbmorebwhilebitbisbab9borbmorebforbabnulliparousbwoman.bThebBishopbscorebisbabra
tingbsystembtobdeterminebreadinessbforbinductionbbasedbonbscoresbofb0-
3binbfourbdifferentbmeasures:bdilationb(cm),beffacementb(percentage),bstationb(cm),bandbce
rvicalbconsistencyb(firm,bmedium,bsoft),bandbcervicalbpositionb(posterior,bmidbposition,bant
erior).bThebfifthbmeasure,bcervicalbposition,bisbscoredbonlyb0-2.
Whenbcervicalblacerationboccurbduringbdelivery,btheybarebmostbcommonbatbwhatbposition?
a. 3bandb9bo'clock
b. 12bandb6bo'clock
c. 10bandb4bo'clockb-bA
Cervicalblacerationsbarebmostboftenbidentifiedbwithbvaginalbretractorsbwhenbbleedingbisbper
sistentbafterbdelivery.bTheblacerationsbarebsuturedbwithbabsorbablebsutures,bsobnobfurtherbt
reatmentbisbusuallybindicated.bMinorblacerationsboftenboccurbduringbdelivery,bbutbtheybusua
llybrequirebnobtreatment.bTearsbarebmorebcommonbafterbforcepsbassistedbandbvacuumbass
istedbdeliveriesbthanbnormalbvaginalbbirths
Ifbusingbfetalbpulseboximetry,bwhatbisbnormalboxygenbsaturation?
a. 30%btob65%
b. 65%btob90%
c. 90%btob100%b-bA
becausebofbthebfetus'sbhighbhemoglobinbandbhematocrit.bAbvaluebbelowb30%bmaybbebasso
ciatedbwithbhypoxiabandbmetabolicbacidosis.bForbfetalbpulseboximetry,bwhichbmaybbebusedbt
obdeterminebwhetherbimmediatebinterventionbisbneededbforbnon-reassuringbfetal
,heartbrate,babspecialbsingle-
usebsensorbisbplacedbinternallybalongbthebfetalbcheek,btemple,borbforehead.bHowever,bfetalb
pulseboximetrybhasbnotbbeenbfoundbtobreduceboverallbratesbofbCaesarean.
Abdecreasebofbfetalbheartbratebofbatbleastb15bbpmbforbatbleastb10bminutesbisbclassifiedbas
a. recurrentbdeceleration.
b. prolongedbdeceleration.
c. baselinebchange.b-bC
Ifbitbpersistsbmorebthanb2bminutesbbutblessbthanb10bminutes,bitbisbclassifiedbasbabprolongedbd
eceleration.bRecurrentbdecelerationsbarebclassifiedbasboccurringbwithbhalfborbmorebofbuteri
nebcontractionsbinbab20bminutebperiod.bIntermittentbdecelerationsboccurbwithbfewerbthanbha
lfbofbuterinebcontractionsbinbab20bminutebperiod.
Withbsuspectedbfetalbhypoxia,babcordbbloodbgasbspecimenbisbobtainedbduringbdeliverybby
a. withdrawingbbloodbfrombthebvein/arterybbeforebthebcordbisbclampedborbcutbandbbeforebp
lacentalbexpulsion.
b. placingbonebclampbandbwithdrawingbbloodbabovebthebclampbbeforebcuttingbthebcord.
c. doublebclampingbab10btob20bcmbsegment,bcuttingbitbout,bandbthenbwithdrawingbbloodbf
rombthebsegment.b-bC
Thebsegmentbcanbbebplacedbonbicebtemporarilybasbcordbbloodbgasbcanbbebaccuratelybasse
ssedbforb60bminutes.bAnbarterialbsamplebisbpreferredboverbvenous,bbutbpairedbsamplingbisbr
ecommended.bAbpHbofb7.24borblessbisbassociatedbwithbneurologicalbcompromise.bAbbasebe
xcessbofb12bmmol/Lborbmorebisbpredictivebofbmotorborbcognitivebimpairment.
Whenbelicitingbthebscarfbsignbinbabneonate,bthebinfant'sbelbowbcrossesbthebmidlinebofbthebch
est,bprobablybindicatingba
a. pretermbinfant.
b. termbinfant.
c. posttermbinfant.b-bA
Atbfullterm,bthebelbowbshouldbnotbcrossbthebmidline.bForbthebscarfbtest,bthebneonatebshould
bbebplacedbsupine.bOnebarmbisbgraspedbandbthebhandbpulledbtowardbtheboppositebshoulder
bandbthenbthebpositionbof bthebelbowbisbassessedbinbrelationbtobthebmidlinebof bthebchest.
Followingbbirth,bwhichbhormonebstimulatesbthebalveolarbcellsbofbthebbreast,bpromotingbpro
ductionbofbmilk?
a. Estrogen
b. Prolactin
c. Progesteroneb-bB
whichbincreasesbinbresponsebtobthebneonate'sbsuckling.bSucklingbalsobpromotesbreleasebof
boxytocin,bwhichbpromotesbthebletdownbreflexbbybincreasingbcontractibilitybof bthebmusclesb
ofbthebmammarybducts.bAfterbmilkbproductionbisbwellbestablished,bprolactinblevelsbdecreas
e,bandbmostbmilkbproductionbisbthenbfacilitatedbbyboxytocin.bDuringbpregnancy,bestrogenbp
romotesbproliferationbofbbreastbductsbandbprogesteronebthebdevelopmentbofblobulesbandba
lveoli
, Whichbanestheticbtechniquebprovidesbthebbestbreliefbofbpainbduringblaborbandbdelivery?
a. Epidural
b. Spinal
c. Pudendalbblockb-bA
Thebepiduralbcanbprovidebcontinuousbreliefbduringbbothblaborbandbdeliverybandbdoesbnotbp
osebthebriskbofbspinalbheadachebandbprovidesblessbmotorbblockade.bAdditionally,btherebisb
abdeceasedbriskbofbhypotensionbbecausebofbreducedbriskbofbsympatheticbblockade.
SpinalbisbnowbusuallybreservedbforbCesareans.bThebpudendalbblockbprovidesbreliefb
primarilybduringbdelivery.
Abpatientbwithblupusberythematosusbplacesbthebfetusbatbriskbifbshebtakesbwhichbmedicationb
duringbpregnancy?
a. Prednisone
b. Methotrexate
c. Plaquenil®b(hydroxychloroquine)b-bB
...methotrexateborbcyclophosphamide.bBothbofbthesebmedicationsbshouldbbebdiscontinuedb
atbleastb30bdaysbpriorbtobthebpatientbbecomingbpregnant.bPlaquenilbandbprednisonebmaybbe
bcontinuedbduringbpregnancy.bAbpatientbwithblupusbshouldbbebstabilizedbforbatbleastb6bmont
hsbbeforebattemptingbtobbecomebpregnantbbecausebpregnancybmaybexacerbatebsymptom
s,bandbthebpatientbmaybhavebantibodiesbthatbincreasebriskbofbmiscarriageborbstillbirthbinblateb
pregnancy.
Abseriesbofbultrasoundbscansbafterbtheb20thbweekbshowbthatbthebfetalbheadbisbgrowingbnor
mallybbutbthebabdominalbcircumferencebisblowerbthanbexpected.bThisbmaybindicatedbwhichb
ofbthebfollowing?
a. Downbsyndrome
b. Neuralbtubebdefect
c. Placentalbinsufficiencyb-bC
...commonbinbpatientsbwhobarebdiabetic,bhypertensive,borbanemic.bWithbplacentalbinsuffici
ency,bthebsupplybofboxygenbandbnutrientsbtobthebfetusbisbimpaired,bsobthebfetusbrespondsbb
ybsendingbthebnutrientsbtobthebmostbcriticalborgansb(heart,bbrain,blungs)bandbthebotherbabdo
minalborgansbreceivebless,bsobtheybdevelopbmorebslowly
Idiopathicbcardiomyopathybofbpregnancybisbabconditionbthat
a. precedesbpregnancybandbexacerbatesbduebtobthebstressbofbpregnancy.
b. developsbinbtheblastbmonthbofbpregnancyborbsoonbafterbbirthbwithoutbpreexistingbcardiacbd
isease.
c. developsbinbthebfirstbtrimesterbofbpregnancybandbmustbbebmonitoredbthroughoutbtheb
pregnancybandbdelivery.b-bB
Developsbinbtheblastbmonthbofbpregnancyborbthebfirstb5-
6bpostpartalbmonthsbandbisbnotbassociatedbwithbpre-
existingbmyocarditis,bendocarditis,borbcardiacbdisease.bItbisbcharacterizedbbybleftbventricul
arbsystolicbdysfunction.bTypicalbsymptomsbarebsimilarbtobheartbfailurebandbincludebdyspne
ab(thebmostbcommonbsymptom),borthopnea,bcough,bpalpitations,bandbchestbpain.bThebhea
rtbisbmarkedlybenlarged,bandbthebejectionbfractionbisblessbthanb45%.bItbincreasesbriskbofbthro
mboembolia,bsobthebwomanbisboftenbtreatedbwith
b b b b
1. Latebinbpregnancy,babpatientboftenbdevelopsbsupinebhypotensionbbecausebof
a. partialbocclusionbofbthebvenabcavabandbaorta.
b. decreasedbperipheralbcollateralbcirculation.
c. increasedbbloodbflowbtobthebplacenta.b-bA
becausebofbpartialbocclusionbofbthebvenabcavabandbaortabfrombthebweightbofbthebuterus.bThi
sbimpedesbvenousbreturnbfrombtheblowerbextremitiesbalthoughbincreasedbcollateralbcirculat
ionbduringbpregnancybhelpsbtobcompensate.bRemainingbinbthebsupinebpositionbforblongbper
iodsbofbtimebcouldbdecreasebfetalboxygenationbasbwell.bTheblateralbrecumbentbpositionbreli
evesbthebpressurebonbthebvenabcavabandbaorta,ballowingbthebbloodbpressurebtobincreaseba
ndbsymptomsbtobdecrease.
Thebnursebmustbeducatebthebnewbmotherbthatbabcontraindicationbtobbreastbfeedingbis
a. fetalbmacrosomia.
b. typebIIbdiabetes.
c. infectionbwithbHIV/AIDS.b-bC
Somebmaternalbcontraindicationsbtobbreastfeedingbinclude:
-InfectionbwithbHIV/AIDS
-Usebofbantiretroviralbmedications
-ActivebTBbnotbtreated
-InfectionbwithbhumanbT-cellblymphotropicbvirus
-Illicitbdrugbuse
-Usebofbchemotherapeuticbagents
-Radiationbtherapyb(maybrequirebonlybinterruptionbduringbtreatment)
-Usebofbotherbmedicationsbthatbpassbintobthebbreastbmilkbandbmaybharmbthebchild
-Presencebofbherpesbonbthebbreast
-Presencebofbvaricellablesionsbonbthebbreastb(maybresumebafterblesionsbcrust)
Thebinitialbpostpartalbinterventionbindicatedbforbabsoftbboggybuterusbisbto
a. applybanbicebcompress.
b. massagebthebfundusbuntilbfirm.
c. applybabwarmbcompress.b-bB
...withbthebdominantbhandbwhilebsupportingbthebinferiorbuterusbwithbthebnon-
dominantbhandbtobpreventbtrauma.bIfbthebfundusbdoesbnotbcontractbwithbmassage,bthenbfur
therbevaluationbisbindicatedbtobdeterminebifbplacentalbfragmentsbremain.bAfterbthebfundusbb
ecomesbcontracted,bthebnursebshouldbpushbfirmlybdownwardbonbthebfundusbtobexpelbclotsbt
hatbmaybhavebpooled.
Withbthebvibroacousticbstimulationbtest,bstimulusbwithbanbartificialblarynxborbotherbdevicebisba
ppliedbtobthebmaternalbabdomenbfor
a. 1btob3bseconds.
b. 5btob10bseconds.
c. 1btob2bminutes.b-bA
,Usually,bstimulusbisbappliedbforb1-
2bsecondsbandbrepeatedbupbtob3btimesbwithbtimebextendingbtob3bsecondsbinborderbtobstimul
atebfetalbmovement.bAbpositiveborbreactivebfindingbisbanbincreasedbfetalbheartbratebofb15bbp
mborbmorebforbatbleastb15bseconds;bhowever,babnonreactivebresultbdoesbnotbalwaysbindicat
ebfetalbabnormalitybbutbindicatesbthebneedbforbfurtherbtesting.
AbsencebofbthebMorobreflexbonbonebsidebonlybinbabneonatebmaybindicate
a. fracturedbscapula.
b.bcerebralbpalsy.
c.bfracturedbclavicle.b-bC
abfracturedbclavicleborbbrachialbplexusbinjury.bDamagebtobthebcentralbnervousbsystem,bsuch
basbmayboccurbwithbcerebralbpalsy,boftenbresultsbinbbilateralbabsencebofbthebreflex.bThebMor
obreflexbisbelicitedbbyballowingbthebinfant'sbheadbandbtrunkbtobfallbslightlybbackwardbwhenbth
ebinfantbisbraised.bAbpositivebMorobreflexbincludesbimmediatebextensionbandbabductionbofbth
ebarms(andbsometimesbtheblegs)bwithbfingersbfanningbandbformingbabC-
shapebwithbabreturnbofbtheblimbsbtobthebflexedbstates
Inbabmultiparousbwoman,bwhatbisbtheblowestbBishopbscorebthatbpredictsblaborbinduction
willbbebsuccessful?
a. 5
b. 7
c. 9b-bA
Inbabmultiparousbwoman,bthebBishopbscorebthatbpredictsbthatblaborbinductionbwillbbebsucce
ssfulbisb5borbmorebwhilebitbisbab9borbmorebforbabnulliparousbwoman.bThebBishopbscorebisbabra
tingbsystembtobdeterminebreadinessbforbinductionbbasedbonbscoresbofb0-
3binbfourbdifferentbmeasures:bdilationb(cm),beffacementb(percentage),bstationb(cm),bandbce
rvicalbconsistencyb(firm,bmedium,bsoft),bandbcervicalbpositionb(posterior,bmidbposition,bant
erior).bThebfifthbmeasure,bcervicalbposition,bisbscoredbonlyb0-2.
Whenbcervicalblacerationboccurbduringbdelivery,btheybarebmostbcommonbatbwhatbposition?
a. 3bandb9bo'clock
b. 12bandb6bo'clock
c. 10bandb4bo'clockb-bA
Cervicalblacerationsbarebmostboftenbidentifiedbwithbvaginalbretractorsbwhenbbleedingbisbper
sistentbafterbdelivery.bTheblacerationsbarebsuturedbwithbabsorbablebsutures,bsobnobfurtherbt
reatmentbisbusuallybindicated.bMinorblacerationsboftenboccurbduringbdelivery,bbutbtheybusua
llybrequirebnobtreatment.bTearsbarebmorebcommonbafterbforcepsbassistedbandbvacuumbass
istedbdeliveriesbthanbnormalbvaginalbbirths
Ifbusingbfetalbpulseboximetry,bwhatbisbnormalboxygenbsaturation?
a. 30%btob65%
b. 65%btob90%
c. 90%btob100%b-bA
becausebofbthebfetus'sbhighbhemoglobinbandbhematocrit.bAbvaluebbelowb30%bmaybbebasso
ciatedbwithbhypoxiabandbmetabolicbacidosis.bForbfetalbpulseboximetry,bwhichbmaybbebusedbt
obdeterminebwhetherbimmediatebinterventionbisbneededbforbnon-reassuringbfetal
,heartbrate,babspecialbsingle-
usebsensorbisbplacedbinternallybalongbthebfetalbcheek,btemple,borbforehead.bHowever,bfetalb
pulseboximetrybhasbnotbbeenbfoundbtobreduceboverallbratesbofbCaesarean.
Abdecreasebofbfetalbheartbratebofbatbleastb15bbpmbforbatbleastb10bminutesbisbclassifiedbas
a. recurrentbdeceleration.
b. prolongedbdeceleration.
c. baselinebchange.b-bC
Ifbitbpersistsbmorebthanb2bminutesbbutblessbthanb10bminutes,bitbisbclassifiedbasbabprolongedbd
eceleration.bRecurrentbdecelerationsbarebclassifiedbasboccurringbwithbhalfborbmorebofbuteri
nebcontractionsbinbab20bminutebperiod.bIntermittentbdecelerationsboccurbwithbfewerbthanbha
lfbofbuterinebcontractionsbinbab20bminutebperiod.
Withbsuspectedbfetalbhypoxia,babcordbbloodbgasbspecimenbisbobtainedbduringbdeliverybby
a. withdrawingbbloodbfrombthebvein/arterybbeforebthebcordbisbclampedborbcutbandbbeforebp
lacentalbexpulsion.
b. placingbonebclampbandbwithdrawingbbloodbabovebthebclampbbeforebcuttingbthebcord.
c. doublebclampingbab10btob20bcmbsegment,bcuttingbitbout,bandbthenbwithdrawingbbloodbf
rombthebsegment.b-bC
Thebsegmentbcanbbebplacedbonbicebtemporarilybasbcordbbloodbgasbcanbbebaccuratelybasse
ssedbforb60bminutes.bAnbarterialbsamplebisbpreferredboverbvenous,bbutbpairedbsamplingbisbr
ecommended.bAbpHbofb7.24borblessbisbassociatedbwithbneurologicalbcompromise.bAbbasebe
xcessbofb12bmmol/Lborbmorebisbpredictivebofbmotorborbcognitivebimpairment.
Whenbelicitingbthebscarfbsignbinbabneonate,bthebinfant'sbelbowbcrossesbthebmidlinebofbthebch
est,bprobablybindicatingba
a. pretermbinfant.
b. termbinfant.
c. posttermbinfant.b-bA
Atbfullterm,bthebelbowbshouldbnotbcrossbthebmidline.bForbthebscarfbtest,bthebneonatebshould
bbebplacedbsupine.bOnebarmbisbgraspedbandbthebhandbpulledbtowardbtheboppositebshoulder
bandbthenbthebpositionbof bthebelbowbisbassessedbinbrelationbtobthebmidlinebof bthebchest.
Followingbbirth,bwhichbhormonebstimulatesbthebalveolarbcellsbofbthebbreast,bpromotingbpro
ductionbofbmilk?
a. Estrogen
b. Prolactin
c. Progesteroneb-bB
whichbincreasesbinbresponsebtobthebneonate'sbsuckling.bSucklingbalsobpromotesbreleasebof
boxytocin,bwhichbpromotesbthebletdownbreflexbbybincreasingbcontractibilitybof bthebmusclesb
ofbthebmammarybducts.bAfterbmilkbproductionbisbwellbestablished,bprolactinblevelsbdecreas
e,bandbmostbmilkbproductionbisbthenbfacilitatedbbyboxytocin.bDuringbpregnancy,bestrogenbp
romotesbproliferationbofbbreastbductsbandbprogesteronebthebdevelopmentbofblobulesbandba
lveoli
, Whichbanestheticbtechniquebprovidesbthebbestbreliefbofbpainbduringblaborbandbdelivery?
a. Epidural
b. Spinal
c. Pudendalbblockb-bA
Thebepiduralbcanbprovidebcontinuousbreliefbduringbbothblaborbandbdeliverybandbdoesbnotbp
osebthebriskbofbspinalbheadachebandbprovidesblessbmotorbblockade.bAdditionally,btherebisb
abdeceasedbriskbofbhypotensionbbecausebofbreducedbriskbofbsympatheticbblockade.
SpinalbisbnowbusuallybreservedbforbCesareans.bThebpudendalbblockbprovidesbreliefb
primarilybduringbdelivery.
Abpatientbwithblupusberythematosusbplacesbthebfetusbatbriskbifbshebtakesbwhichbmedicationb
duringbpregnancy?
a. Prednisone
b. Methotrexate
c. Plaquenil®b(hydroxychloroquine)b-bB
...methotrexateborbcyclophosphamide.bBothbofbthesebmedicationsbshouldbbebdiscontinuedb
atbleastb30bdaysbpriorbtobthebpatientbbecomingbpregnant.bPlaquenilbandbprednisonebmaybbe
bcontinuedbduringbpregnancy.bAbpatientbwithblupusbshouldbbebstabilizedbforbatbleastb6bmont
hsbbeforebattemptingbtobbecomebpregnantbbecausebpregnancybmaybexacerbatebsymptom
s,bandbthebpatientbmaybhavebantibodiesbthatbincreasebriskbofbmiscarriageborbstillbirthbinblateb
pregnancy.
Abseriesbofbultrasoundbscansbafterbtheb20thbweekbshowbthatbthebfetalbheadbisbgrowingbnor
mallybbutbthebabdominalbcircumferencebisblowerbthanbexpected.bThisbmaybindicatedbwhichb
ofbthebfollowing?
a. Downbsyndrome
b. Neuralbtubebdefect
c. Placentalbinsufficiencyb-bC
...commonbinbpatientsbwhobarebdiabetic,bhypertensive,borbanemic.bWithbplacentalbinsuffici
ency,bthebsupplybofboxygenbandbnutrientsbtobthebfetusbisbimpaired,bsobthebfetusbrespondsbb
ybsendingbthebnutrientsbtobthebmostbcriticalborgansb(heart,bbrain,blungs)bandbthebotherbabdo
minalborgansbreceivebless,bsobtheybdevelopbmorebslowly
Idiopathicbcardiomyopathybofbpregnancybisbabconditionbthat
a. precedesbpregnancybandbexacerbatesbduebtobthebstressbofbpregnancy.
b. developsbinbtheblastbmonthbofbpregnancyborbsoonbafterbbirthbwithoutbpreexistingbcardiacbd
isease.
c. developsbinbthebfirstbtrimesterbofbpregnancybandbmustbbebmonitoredbthroughoutbtheb
pregnancybandbdelivery.b-bB
Developsbinbtheblastbmonthbofbpregnancyborbthebfirstb5-
6bpostpartalbmonthsbandbisbnotbassociatedbwithbpre-
existingbmyocarditis,bendocarditis,borbcardiacbdisease.bItbisbcharacterizedbbybleftbventricul
arbsystolicbdysfunction.bTypicalbsymptomsbarebsimilarbtobheartbfailurebandbincludebdyspne
ab(thebmostbcommonbsymptom),borthopnea,bcough,bpalpitations,bandbchestbpain.bThebhea
rtbisbmarkedlybenlarged,bandbthebejectionbfractionbisblessbthanb45%.bItbincreasesbriskbofbthro
mboembolia,bsobthebwomanbisboftenbtreatedbwith
