FIS 201 - BLOODSTAIN PATTERNS AND
ANALYSIS QUESTIONS WITH CORRECT
ANSWERS 2024
UsingUtheUformalUdefinition,UwhatUdoesUtheUimageUbelowUdepict?U-UcorrectUanswer-BloodstainUPattern
ForUaUquantityUofUbloodUinUtheUair,U[A]UcreatedUbyUtheUmutualUattractionUofUbloodUcellsUholdsUtheUbloodUt
ogether.U[B]UresistsUflow,UcausingUtheUbloodUtoUsloshUslowlyUratherUthanUrun.UOnceUitUstrikesUaUsurface,Uth
eseUtwoUforcesUareUbalancedUbyUtheU[C]UimpartedUbyUtheUspeedUofUtravelUatUimpact.U-UcorrectUanswer-
[A]=[surfaceUtension]
[B]=[viscosity]
[C]=[kineticUenergy]
PlaceUtheUfourUstagesUofUbloodUdropUcollapseUinUorder.U-UcorrectUanswer-1.UContact
2.UDisplacement
3.UDispersion
4.URetraction
ObserveUtheUimageUbelow.UWhatUphaseUofUimpactUisUdepicted?U(Hint:ULookUcarefullyUandUevaluateUforUspi
nes.Uvs.Udimples)U-UcorrectUanswer-Dispersion
WhenUanalyzingUbloodstains,UanalystsUfirstUdetermineUtheU[A]UbyUexaminingUtheUnarrowUendUofUelongate
dUbloodUstains,UandUtheU[B]UbyUevaluatingUtheUrelationshipUbetweenUtheUlengthUandUwidthUofUanUindividu
alUstain.UTheU[C]UisUthenUdeterminedUbyUnotingUwhereUtheUpathsUofUtravelUofUseveralUbloodUstainsUconverg
e.UFinally,UbyUintegratingUimpactUandUtravelUinformation,UtheU[D]UcanUbeUlocatedUinUthreeUdimensionalUspa
ce.U-UcorrectUanswer-[A]=[directionUofUtravel]
[B]=[angleUofUimpact]
[C]=[areaUofUconvergence]
[D]=[areaUofUorigin]
WhatUtypeUofUprojectedUstainUisUdepictedUinUtheUimageUbelow?U-UcorrectUanswer-ImpactUspatter
ANALYSIS QUESTIONS WITH CORRECT
ANSWERS 2024
UsingUtheUformalUdefinition,UwhatUdoesUtheUimageUbelowUdepict?U-UcorrectUanswer-BloodstainUPattern
ForUaUquantityUofUbloodUinUtheUair,U[A]UcreatedUbyUtheUmutualUattractionUofUbloodUcellsUholdsUtheUbloodUt
ogether.U[B]UresistsUflow,UcausingUtheUbloodUtoUsloshUslowlyUratherUthanUrun.UOnceUitUstrikesUaUsurface,Uth
eseUtwoUforcesUareUbalancedUbyUtheU[C]UimpartedUbyUtheUspeedUofUtravelUatUimpact.U-UcorrectUanswer-
[A]=[surfaceUtension]
[B]=[viscosity]
[C]=[kineticUenergy]
PlaceUtheUfourUstagesUofUbloodUdropUcollapseUinUorder.U-UcorrectUanswer-1.UContact
2.UDisplacement
3.UDispersion
4.URetraction
ObserveUtheUimageUbelow.UWhatUphaseUofUimpactUisUdepicted?U(Hint:ULookUcarefullyUandUevaluateUforUspi
nes.Uvs.Udimples)U-UcorrectUanswer-Dispersion
WhenUanalyzingUbloodstains,UanalystsUfirstUdetermineUtheU[A]UbyUexaminingUtheUnarrowUendUofUelongate
dUbloodUstains,UandUtheU[B]UbyUevaluatingUtheUrelationshipUbetweenUtheUlengthUandUwidthUofUanUindividu
alUstain.UTheU[C]UisUthenUdeterminedUbyUnotingUwhereUtheUpathsUofUtravelUofUseveralUbloodUstainsUconverg
e.UFinally,UbyUintegratingUimpactUandUtravelUinformation,UtheU[D]UcanUbeUlocatedUinUthreeUdimensionalUspa
ce.U-UcorrectUanswer-[A]=[directionUofUtravel]
[B]=[angleUofUimpact]
[C]=[areaUofUconvergence]
[D]=[areaUofUorigin]
WhatUtypeUofUprojectedUstainUisUdepictedUinUtheUimageUbelow?U-UcorrectUanswer-ImpactUspatter