PRESENTATION OUTLINE
Arterial spurting
This pattern happens when blood leaves the body under pressure from an injured artery
Back Spatter
When blood is aimed back towards whatever caused the spatter
Cast-Off Pattern
A pattern made when blood flies off of a moving object.
High-Velocity Impact Spatter
A pattern caused by a high speed impact with velocity at 100 ft per second.
Ex: Gunshot
Medium-Velocity Impact Spatter
A pattern caused by a medium speed impact with velocity at 25 ft per second.
Ex: beating or stabbing
Low-Velocity Impact Spatter
A pattern caused by a low speed impact with velocity at 5 ft per second.
Ex: falling
Passive Drop
Blood stains created by a bleeding wound
Swipe Pattern
When an object with blood on it wipes against an unstained surface
Transfers/Contact pattern
When a bloody surface comes into contact with a non bloody surface and leaves a recognizable image
