WGUIC458IObjectiveIAssessmentIReviewI
(LatestI2024/I2025IUpdate)IHealth,IFitness,I
andIWellnessI|IQsI&IAs|IGradeIA|I100%I
CorrectI(VerifiedIAnswers)
Q:IslowItheIagingIprocess.IReduceIcellularIdamageIbyIbindingIwithIfreeIradicalsIproducedId
uringIoxidationIreactions
Answer:
Antioxidants
Q:ItheIenergy-
yieldingIreactionsIinIwhichIeitherIanIoxygenIatomIaddsIanIelectronItoIorIaIhydrogenIatomIrem
ovesIanIelectronIfromIaIsubstrateI(aIgroupIofIatomsIorImolecule)—
theInetIresultIisIaIsubstrateIthatIhasIhadIaIpartialIorIcompleteIlossIofIaInegativelyIchargeIparti
cle,IanIelectron.ITwoIpartiallyIchargedIatomsIorIgroupsIofIatoms,IoneIpositivelyIchargedIandIt
heIotherInegativelyIcharged,InowIexist
Answer:
OxidationIreactions
Q:IanyIatomIorIgroupIofIatomsIthatIhasIanIunpairedIelectron.IBecauseIelectronsItypicallyIfu
nctionIinIpairs,ItheseIareIveryIproneItoIbindingItoIotherIsubstratesIinIanIeffortItoIregainIthisIpa
iredIstatus.IWhenIthisIhappensIinItheIhumanIbody,IthereIisIpotentialIforIaIgreatIdealIofIdamag
e.
Answer:
FreeIradicalI(Oxidant)
,Q:IproduceI4IcaloriesIofIenergyIperIgram.IFoundIinIfoodsIasImonosaccharides,Idisaccharides
,IandIpolysaccharides.ISourcesIincludeIfruits,Ivegetables,Ipasta,IandIriceIwhichIconsistIofIsimp
leIsugarsIandIstarches
Answer:
Carbohydrates
Q:IproduceI4IcaloriesIofIenergyIperIgram.ISourcesIincludeImeatsIandImilk.IComposedIofI8I
essential(providedIbyItheIdiet)IandI12Inonessential(synthesizedIbyItheIbody)IaminoIacids.IPerf
ormImanyIfunctionsIincludingIbuildingIcellsIandItissues,IformingIbloodIandIenzymes,IandIfigh
tingIinfection.
meansIprimary,IandInoIorganismIcanIlive,IandIalmostInoIbiologicalIprocessIcanItakeIplace,Iwit
houtIit
Answer:
Protein
Q:IproduceI9IcaloriesIofIenergyIperIgram.IOrganicIcompoundsIthatIdoInotIreadilyIdissolveIi
nIwater;IbasedIonItheirIsolubility,ItheyIareIclassifiedIintoItriglyceridesI(moreIcommonlyIknow
nIasIfats),Iphospholipids,IandIsterols
Answer:
Lipids
Q:IproteinsIthatIareIlackingIoneIorImoreIofItheIessentialIaminoIacids
Answer:
IncompleteIprotein
,Q:ItheIpolysaccharideIformIinIwhichIglucoseIisIstoredIinItheIliver
Answer:
Glycogen
Q:IsimpleIsugar.ITheIonlyIsourceIofIenergyIthatIbrainIcellsIuseItoIfunction
Answer:
Glucose
Q:ISolidIatIroomItemperature.IGroupIofIchemicalIcompoundsIthatIcontainIfattyIacids,IoftenIi
nIveryIlongIstrands.IMostIconcentratedIsourceIofIenergyIinItheIdiet.IProvidesImuchIofItheIstor
edIenergyIofItheIbody.IInsulateIbodyIorgansIagainstIchangesIinIenvironmentalItemperature.IPr
otectItheIorgansIandIunderlyingItissuesIbyIactingIasIaIshockIabsorber.
Answer:
TriglyceridesI(Fats)
Q:IessentialIcomponentIofIbodyIstructure.ISecondIonlyItoIoxygenIinIimportanceItoIbodyIfun
ctioning.IActsIasIaIsolventIforImineralsIandIotherIphysiologicallyIimportantIcompounds.IInIthe
Ibody,IitItransportsInutrientsItoIandIwasteIproductsIfromItheIcellsIandIhelpsIregulateIbodyItem
perature.IComesIfromIfluidsIandIsolidsIinItheIdietIandIalsoIisIproducedIbyItheImetabolicIproce
ssingIofIenergyInutrientsIwithinItheItissues
Answer:
Water
, Q:IliquidIatIroomItemperature.
Answer:
Oils
Q:IorganicIcompoundsIrequiredIbyIeveryIpartIofItheIbodyItoImaintainIhealthIandIpreventIdis
ease.IClassifiedIasIeitherIfat-solubleIorIwater-
soluble.IDoInotIbecomeIpartIofItheIbody.IOnlyIsmallIamountsIareIneeded,IbutImustIbeIprovide
dIbyItheIdietIbecauseItheIbodyIisInotIableItoIsynthesizeIthemIinItheIrequiredIquantitiesIforIpro
perInourishmentIandIbodyIfunction.IFosterIgrowth,IpromoteItheIabilityItoIproduceIhealthyIoffs
pring,ImaintainIhealth,IaidIinItheInormalIfunctionIofItheIdigestiveItractIandIappetite,IandIhelpI
maintainIimmuneIsystemIfunctions.
Answer:
Vitamins
Q:IfoundIinItheIfattyIpartsIofIfoodIandIbodyItissues.IStoredIinItheIbodyIuntilIneeded,IsoIitIis
InotInecessaryItoIconsumeIthemIeveryIday.ITransportedIbyIlipidsIthroughItheIbody;IA,ID,IE,Ia
ndIK
Answer:
Fat-solubleIvitamins
Q:IimportantIinIpromotingIgrowthIandIhealthIofIbodyItissuesIasIwellIasIenhancingItheIfuncti
onIofItheIimmuneIsystem.IEnhancesIvisionIbyIhelpingItheIretinaIfunctionIproperly,IpermittingI
usItoIdistinguishIbetweenIlightIandIshadeIandItoIseeIvariousIcolorsIdistinctly.IAIformIofIthisIi
sIusedIbyIdermatologistsItoItreatIacneIandIotherIskinIdisorders.IOverdosesImayIresultIinIyello
wish,Idry,IscalyIskinIandIdry,IirritatedIeyes
Answer:
VitaminIA