AND ANSWERS WITH SOLUTIONS 2024
OxygenFisFtransferredFfromFmomFtoFfetusFviaFtheFplacentaFthrough?F-FANSWERFPassiveF(Simple)FDiffusion
IntervillousFspaceFperfusionFisFdependentFon?F-FANSWERFAdequateFUterineFBloodFFlow
MaternalFFetalFExchangeFisFbestFpromotedFbyFwhichFmaternalFposition?F-FANSWERFEitherFRtForFLtFLateral
WhatFisFtransferFdownFtheFconcentrationFgradientFfromFhigherFtoFlowerFcalled?F-FANSWERFDiffusion
TheFmostFlikelyFphysicalFrationaleFforFrecurrentFlateFdecelsFafterFepiduralFis?F-
FANSWERFMaternalFSympatheticFBlockade
WhichFFHRFpatternFwouldFbeFanticipatedFwhenFmonitoringFmono-monoFtwins?F-FANSWERFVariableFDecels
FetusFcanFsurviveFinFanFenvironmentFw/FaFPO2FequalFtoFadultFvenousFbloodFd/t?F-
FANSWERFincreasedFO2FcarryingFcapacity
VariableFdecelsFareFmediatedFprimarilyFby?F-FANSWERFbaroreceptors
TheFsympatheticFbranchFofFtheFANSFinfluencesFFHRFto?F-FANSWERFincrease
theFaverageFdifferenceFinFbaselineFFHRFb/wF30F&F40FweeksFis?F-FANSWERF10bpm
usuallyF5-6;F10FisFclosest
FetalFbloodFisFmostFhighlyFoxygenatedFinFthe?F-FANSWERFDuctusFVenosous
AnFabruptFriseFinFfetalFbpFcanFstimulate?F-FANSWERFvariableFdecels
, DuringFanFacuteFepisodeFofFfetalFhypoxemia,FfetalFbloodFflowFisFredistributedFprimarilyFtoFthe?F-
FANSWERFbrain
OverFtheFcourseFofFpregnancy,FtheFFHRFbaseline?F-FANSWERFdecreases
FHRFvariabilityFisFdependentFupon?F-FANSWERFcerebralFoxygenFandFintactFCNS
chemoreceptorsFrespondFmainlyFto?F-FANSWERFhypoxemia
pH:F7.22F
pCO2:F50
HCO3:F24
BE:F-3F-FANSWERFnormalFacid-baseFstatus
(ifFpHFisFnormal,FanswerFisFnormal)
FetalFrespiratoryFacademiaFisFindicatedFbyFaFpHFofF7.04FandFaFPCO2Fof?F-FANSWERF>60
pH:F6.98
PCO2:F49
HCO3:F16
BE:-16F-FANSWERFmetabolicFacidemia
pH:F7.04
pCO2:F80
HCO3:F22
BE:F-4F-FANSWERFrespiratoryFacidemia
FetalFmetabolicFacidemiaFisFindicatedFbyFanFumbilicalFarteryFcordFbloodFgasFpHFofF6.94F&FBEFof?F-
FANSWERF>-12