Bloodstain Patterns Flashcards
Object moving through existing stain, removing it or changing appearance.
Wipes
Stain created when bloody object comes in contact with another surface.
Pattern transfers
Produced by blood exiting body under pressure from artery or heart
Arterial spurts and gushes
Stain disturbed prior to the drying process, still reflecting its original shape and size.
Skeletonized Stains
Irregular stains caused by contact with significant amount of blood.
Saturation Stains
Absence of stain in an otherwise continuous bloodstain pattern.
Shadowing/Ghosting/Voids
Blood transferred from moving source on I stained surface. (Feathered edge)
Swipe
Fly activity
Fly spots
5 passive Stains?
- Clots
- Drops
- Drips
- Flow
- Pool
Miscellaneous Stains
- Shadowing/ Ghosting/ Voids
- Fly spots
- Skeletonized Stains
- Saturation Stains
Projected of impact
- Spatter
- Splashes
- Arterial spurts and gushes
- Expirated blood
- Cast-off
Liquid blood dripping into liquid blood.
Drips
Change in shape of bloodstain due to gravity or movement.
Flows
Wet, bloody surface coming in contact with second surface.
Transfer Stains
Transfer Stains
- Wipes
- Swipes
- Pattern transfers
Deposit of blood on a surface.
Bloodstain
Grouping of bloodstains indicating the manner it was deposited.
Bloodstain patterns
Heavy bleeding in one place
Pools
Created impact of breaking up of blood into smaller droplets.
Spatter
Pattern created when volume of blood impacts target with minimal force.
Splashes
Gravity alone acting on blood.
Passive Stains
Mass of thickened blood.
Clots
Blood thrown or released off moving bloody object or one stops suddenly
Cast-off
Blood blown outta nose, mouth or injury to airways or lungs.
Expirated blood
