NCC EFM Exam Practice Questions
With Correct Answers
Oxygen fis ftransferred ffrom fmom fto ffetus fvia fthe fplacenta fthrough? f- fAnswer f- fPassive f(Simple)
fDiffusion
Intervillous fspace fperfusion fis fdependent fon? f- fAnswer f- fAdequate fUterine fBlood fFlow
Maternal fFetal fExchange fis fbest fpromoted fby fwhich fmaternal fposition? f- fAnswer f- fEither fRt for fLt
fLateral
What fis ftransfer fdown fthe fconcentration fgradient ffrom fhigher fto flower fcalled? f- fAnswer f-
fDiffusion
The fmost flikely fphysical frationale ffor frecurrent flate fdecels fafter fepidural fis? f- fAnswer f- fMaternal
fSympathetic fBlockade
Which fFHR fpattern fwould fbe fanticipated fwhen fmonitoring fmono-mono ftwins? f- fAnswer f- fVariable
fDecels
Fetus fcan fsurvive fin fan fenvironment fw/ fa fPO2 fequal fto fadult fvenous fblood fd/t? f- fAnswer f-
fincreased fO2 fcarrying fcapacity
Variable fdecels fare fmediated fprimarily fby? f- fAnswer f- fbaroreceptors
The fsympathetic fbranch fof fthe fANS finfluences fFHR fto? f- fAnswer f- fincrease
the faverage fdifference fin fbaseline fFHR fb/w f30 f& f40 fweeks fis? f- fAnswer f- f10bpm
, usually f5-6; f10 fis fclosest
Fetal fblood fis fmost fhighly foxygenated fin fthe? f- fAnswer f- fDuctus fVenosous
An fabrupt frise fin ffetal fbp fcan fstimulate? f- fAnswer f- fvariable fdecels
During fan facute fepisode fof ffetal fhypoxemia, ffetal fblood fflow fis fredistributed fprimarily fto fthe? f-
fAnswer f- fbrain
Over fthe fcourse fof fpregnancy, fthe fFHR fbaseline? f- fAnswer f- fdecreases
FHR fvariability fis fdependent fupon? f- fAnswer f- fcerebral foxygen fand fintact fCNS
chemoreceptors frespond fmainly fto? f- fAnswer f- fhypoxemia
pH: f7.22 f
pCO2: f50
HCO3: f24
BE: f-3 f- fAnswer f- fnormal facid-base fstatus
(if fpH fis fnormal, fanswer fis fnormal)
Fetal frespiratory facademia fis findicated fby fa fpH fof f7.04 fand fa fPCO2 fof? f- fAnswer f- f>60
pH: f6.98
PCO2: f49
HCO3: f16
BE:-16 f- fAnswer f- fmetabolic facidemia
pH: f7.04
With Correct Answers
Oxygen fis ftransferred ffrom fmom fto ffetus fvia fthe fplacenta fthrough? f- fAnswer f- fPassive f(Simple)
fDiffusion
Intervillous fspace fperfusion fis fdependent fon? f- fAnswer f- fAdequate fUterine fBlood fFlow
Maternal fFetal fExchange fis fbest fpromoted fby fwhich fmaternal fposition? f- fAnswer f- fEither fRt for fLt
fLateral
What fis ftransfer fdown fthe fconcentration fgradient ffrom fhigher fto flower fcalled? f- fAnswer f-
fDiffusion
The fmost flikely fphysical frationale ffor frecurrent flate fdecels fafter fepidural fis? f- fAnswer f- fMaternal
fSympathetic fBlockade
Which fFHR fpattern fwould fbe fanticipated fwhen fmonitoring fmono-mono ftwins? f- fAnswer f- fVariable
fDecels
Fetus fcan fsurvive fin fan fenvironment fw/ fa fPO2 fequal fto fadult fvenous fblood fd/t? f- fAnswer f-
fincreased fO2 fcarrying fcapacity
Variable fdecels fare fmediated fprimarily fby? f- fAnswer f- fbaroreceptors
The fsympathetic fbranch fof fthe fANS finfluences fFHR fto? f- fAnswer f- fincrease
the faverage fdifference fin fbaseline fFHR fb/w f30 f& f40 fweeks fis? f- fAnswer f- f10bpm
, usually f5-6; f10 fis fclosest
Fetal fblood fis fmost fhighly foxygenated fin fthe? f- fAnswer f- fDuctus fVenosous
An fabrupt frise fin ffetal fbp fcan fstimulate? f- fAnswer f- fvariable fdecels
During fan facute fepisode fof ffetal fhypoxemia, ffetal fblood fflow fis fredistributed fprimarily fto fthe? f-
fAnswer f- fbrain
Over fthe fcourse fof fpregnancy, fthe fFHR fbaseline? f- fAnswer f- fdecreases
FHR fvariability fis fdependent fupon? f- fAnswer f- fcerebral foxygen fand fintact fCNS
chemoreceptors frespond fmainly fto? f- fAnswer f- fhypoxemia
pH: f7.22 f
pCO2: f50
HCO3: f24
BE: f-3 f- fAnswer f- fnormal facid-base fstatus
(if fpH fis fnormal, fanswer fis fnormal)
Fetal frespiratory facademia fis findicated fby fa fpH fof f7.04 fand fa fPCO2 fof? f- fAnswer f- f>60
pH: f6.98
PCO2: f49
HCO3: f16
BE:-16 f- fAnswer f- fmetabolic facidemia
pH: f7.04
