NURS3031 FINAL EXAM.
genomicsy-yCORRECTyANSWER-
geneymapping;yallowsyforyearlier/betterydiagnosisyofyillnessyonceybabyyisyborn
preimplantationygeneticydiagnosisy-yCORRECTyANSWER--
countsy#yofychromosomesyinyanyembryo
-canyruleyoutychromosomaly#yabnormalities
integratedyprenatalyscreeningy-yCORRECTyANSWER--
testingyforychancesyofybirthydefects
-nuchalytranslucency
-NOTydiagnostic
firstytrimesteryscreeningy-yCORRECTyANSWER--trisomyy21y(downysyndrome)
-trisomyy18
-nuchalytranslucency
noninvasiveyprenatalyscreeningy-yCORRECTyANSWER--trisomyy21y(downysyndrome)
-trisomyy18
-trisomyy13
amniocentesisy-yCORRECTyANSWER--doneywithyayneedleyunderyultrasound
-sampleyofy_________yfluid
chorionicyvillusysamplingy-yCORRECTyANSWER--
testyforybirthydefectsyandygeneticydiseases
-canybeydoneyvaginallyy(throughycervix)yoryabdominallyylikeyamniocentesis
congenitaly-yCORRECTyANSWER-
aydiseaseyoryphysicalyabnormalityypresentyfromybirth
teratogeny-yCORRECTyANSWER-
agents,ysuchyasychemicalsyandyviruses,ythatycanyreachytheyembryoyoryfetusyduringypr
enatalydevelopmentyandycauseyharm
mitosisy-yCORRECTyANSWER-
cellydivisionyresultingyiny2yidenticalydaughterycellsywithytheysamey#yofychromosomes
meiosisy-yCORRECTyANSWER-
cellsyreducedybyyhalfy2x,yresultyisy4yhaploidycellsywithyhalfyasymanyychromosomes;ys
exycells
,gametogenesisy-yCORRECTyANSWER-
processybyywhichygametesyareyproducedythroughytheycombinationyofymeiosisyandyot
herymaturationalychanges
fertilizationy-yCORRECTyANSWER-
processyinysexualyreproductionyinywhichymaleyandyfemaleyreproductiveycellsyjoinytoy
formyaynewycell
conceptiony-yCORRECTyANSWER-
unionyofysingleyovumyandysperm,ymarksybeginningyofypregnancy
24-48yhoursy-yCORRECTyANSWER-howylongyisyanyovumyviableyfor?
48-72yhoursy-yCORRECTyANSWER-howylongyisyspermyviableyfor?
ampullay-yCORRECTyANSWER-whereydoesyfertilizationyoccur?
zonayreactiony-yCORRECTyANSWER-
whenyayspermyfertilizesyanyegg,yanyimpenetrableymembraneycoversytheyeggypreventi
ngyotheryspermyfromypenetrating
10ylunarymonthsy-yCORRECTyANSWER-howymanyylunarymonthsyisypregnancy?
9ymonthsy-yCORRECTyANSWER-howymanyycalendarymonthsyisypregnancy?
40yweeksy-yCORRECTyANSWER-howymanyyweeksyisyaypregnancy?
280ydaysy-yCORRECTyANSWER-howymanyydaysyisyaypregnancy?
2yweeksy-yCORRECTyANSWER-
conceptionyoccursyapproximatelyy____________yafteryLMP
fertilization-3yweeksy-yCORRECTyANSWER-howylongyisytheypre-embryonicyperiod?
3-8yweeksy-yCORRECTyANSWER-howylongyisytheyembryonicyperiod?
9yweeks-birthy-yCORRECTyANSWER-howylongyisytheyfetalyperiod?
pre-embryonicystagey-yCORRECTyANSWER--blastocystyattatchesytoyendometrium
-rapidycellydivisionyinytheyfallopianytubes-uterus-implantation
-ifythereyareyanyythreatsytoytheyzygoteyatythisytime,yimplantationywillynotyoccur
-firsty2yweeksyafteryconception
embryonicystagey-yCORRECTyANSWER--zygoteybeginsytoytakeyayhumanyshape
-organysystemsydevelopybyythenyendyofythisystage
-vulnerableytoyinjury-yteratogens
, -3-8yweeks
fetalystagey-yCORRECTyANSWER--changesylessydramaticythanyotherystages
-systemsyareygrowing,ybecomingymoreycomplete
-lotsyofygrowthyandyrefinement
-9yweeksytoybirth
placenta,yumbilicalycord,yamnioticyfluidy-yCORRECTyANSWER-
whatyareythey3yauxiliaryystructuresythatysustainypregnancyyandypermityprenatalydev
elopment?
amnion,ychoriony-yCORRECTyANSWER-whatyareythey2yfetalymembranes?
increasesy-yCORRECTyANSWER-
amnioticysacy_______________yinyvolumeyasytheypregnancyyprogresses
polyhydramniosy-yCORRECTyANSWER-excessiveyamnioticyfluid
amnioticyfluidy-yCORRECTyANSWER--
fluidywithinytheyamnioticysacythatysurroundsyandyprotectsytheyfetus
-regulatesytemperature
-slightlyyalkaliney(canytestyforyleak)
-allowsysymmetricygrowth
-lungydevelopment
-oralyfluidyandywaste
umbilicalycordy-yCORRECTyANSWER--
aytubeycontainingytheybloodyvesselsyconnectingytheyfetusyandyplacenta
-2yarteriesyaney1yvein
-centrallyylocated
umbilicalyveiny-yCORRECTyANSWER-
deliversyoxygenatedybloodyfromytheyplacentaytoytheyfetus
umbilicalyarteriesy-yCORRECTyANSWER-
carryydeoxygenatedybloodyfromytheyfetusytoytheyplacenta
Wharton'syjellyy-yCORRECTyANSWER-
connectiveytissueysurroundingytheyvesselsyofytheyumbilicalycordytoyprotectycordyfro
mycompression
placentay-yCORRECTyANSWER--
structureythatyallowsyanyembryoytoybeynourishedywithytheymother'sybloodysupply
-oxygen,ynutrients,yandyteratogensycanyallybeydiffusedythroughythisystructure
genomicsy-yCORRECTyANSWER-
geneymapping;yallowsyforyearlier/betterydiagnosisyofyillnessyonceybabyyisyborn
preimplantationygeneticydiagnosisy-yCORRECTyANSWER--
countsy#yofychromosomesyinyanyembryo
-canyruleyoutychromosomaly#yabnormalities
integratedyprenatalyscreeningy-yCORRECTyANSWER--
testingyforychancesyofybirthydefects
-nuchalytranslucency
-NOTydiagnostic
firstytrimesteryscreeningy-yCORRECTyANSWER--trisomyy21y(downysyndrome)
-trisomyy18
-nuchalytranslucency
noninvasiveyprenatalyscreeningy-yCORRECTyANSWER--trisomyy21y(downysyndrome)
-trisomyy18
-trisomyy13
amniocentesisy-yCORRECTyANSWER--doneywithyayneedleyunderyultrasound
-sampleyofy_________yfluid
chorionicyvillusysamplingy-yCORRECTyANSWER--
testyforybirthydefectsyandygeneticydiseases
-canybeydoneyvaginallyy(throughycervix)yoryabdominallyylikeyamniocentesis
congenitaly-yCORRECTyANSWER-
aydiseaseyoryphysicalyabnormalityypresentyfromybirth
teratogeny-yCORRECTyANSWER-
agents,ysuchyasychemicalsyandyviruses,ythatycanyreachytheyembryoyoryfetusyduringypr
enatalydevelopmentyandycauseyharm
mitosisy-yCORRECTyANSWER-
cellydivisionyresultingyiny2yidenticalydaughterycellsywithytheysamey#yofychromosomes
meiosisy-yCORRECTyANSWER-
cellsyreducedybyyhalfy2x,yresultyisy4yhaploidycellsywithyhalfyasymanyychromosomes;ys
exycells
,gametogenesisy-yCORRECTyANSWER-
processybyywhichygametesyareyproducedythroughytheycombinationyofymeiosisyandyot
herymaturationalychanges
fertilizationy-yCORRECTyANSWER-
processyinysexualyreproductionyinywhichymaleyandyfemaleyreproductiveycellsyjoinytoy
formyaynewycell
conceptiony-yCORRECTyANSWER-
unionyofysingleyovumyandysperm,ymarksybeginningyofypregnancy
24-48yhoursy-yCORRECTyANSWER-howylongyisyanyovumyviableyfor?
48-72yhoursy-yCORRECTyANSWER-howylongyisyspermyviableyfor?
ampullay-yCORRECTyANSWER-whereydoesyfertilizationyoccur?
zonayreactiony-yCORRECTyANSWER-
whenyayspermyfertilizesyanyegg,yanyimpenetrableymembraneycoversytheyeggypreventi
ngyotheryspermyfromypenetrating
10ylunarymonthsy-yCORRECTyANSWER-howymanyylunarymonthsyisypregnancy?
9ymonthsy-yCORRECTyANSWER-howymanyycalendarymonthsyisypregnancy?
40yweeksy-yCORRECTyANSWER-howymanyyweeksyisyaypregnancy?
280ydaysy-yCORRECTyANSWER-howymanyydaysyisyaypregnancy?
2yweeksy-yCORRECTyANSWER-
conceptionyoccursyapproximatelyy____________yafteryLMP
fertilization-3yweeksy-yCORRECTyANSWER-howylongyisytheypre-embryonicyperiod?
3-8yweeksy-yCORRECTyANSWER-howylongyisytheyembryonicyperiod?
9yweeks-birthy-yCORRECTyANSWER-howylongyisytheyfetalyperiod?
pre-embryonicystagey-yCORRECTyANSWER--blastocystyattatchesytoyendometrium
-rapidycellydivisionyinytheyfallopianytubes-uterus-implantation
-ifythereyareyanyythreatsytoytheyzygoteyatythisytime,yimplantationywillynotyoccur
-firsty2yweeksyafteryconception
embryonicystagey-yCORRECTyANSWER--zygoteybeginsytoytakeyayhumanyshape
-organysystemsydevelopybyythenyendyofythisystage
-vulnerableytoyinjury-yteratogens
, -3-8yweeks
fetalystagey-yCORRECTyANSWER--changesylessydramaticythanyotherystages
-systemsyareygrowing,ybecomingymoreycomplete
-lotsyofygrowthyandyrefinement
-9yweeksytoybirth
placenta,yumbilicalycord,yamnioticyfluidy-yCORRECTyANSWER-
whatyareythey3yauxiliaryystructuresythatysustainypregnancyyandypermityprenatalydev
elopment?
amnion,ychoriony-yCORRECTyANSWER-whatyareythey2yfetalymembranes?
increasesy-yCORRECTyANSWER-
amnioticysacy_______________yinyvolumeyasytheypregnancyyprogresses
polyhydramniosy-yCORRECTyANSWER-excessiveyamnioticyfluid
amnioticyfluidy-yCORRECTyANSWER--
fluidywithinytheyamnioticysacythatysurroundsyandyprotectsytheyfetus
-regulatesytemperature
-slightlyyalkaliney(canytestyforyleak)
-allowsysymmetricygrowth
-lungydevelopment
-oralyfluidyandywaste
umbilicalycordy-yCORRECTyANSWER--
aytubeycontainingytheybloodyvesselsyconnectingytheyfetusyandyplacenta
-2yarteriesyaney1yvein
-centrallyylocated
umbilicalyveiny-yCORRECTyANSWER-
deliversyoxygenatedybloodyfromytheyplacentaytoytheyfetus
umbilicalyarteriesy-yCORRECTyANSWER-
carryydeoxygenatedybloodyfromytheyfetusytoytheyplacenta
Wharton'syjellyy-yCORRECTyANSWER-
connectiveytissueysurroundingytheyvesselsyofytheyumbilicalycordytoyprotectycordyfro
mycompression
placentay-yCORRECTyANSWER--
structureythatyallowsyanyembryoytoybeynourishedywithytheymother'sybloodysupply
-oxygen,ynutrients,yandyteratogensycanyallybeydiffusedythroughythisystructure
