1
Q
What are the three main classes of bloodstains?
A
- Passive
- Transfer
- Projected/ Impact
2
Q
What are passive bloodstains?
A
Clots, drops, flows and pooling
3
Q
What are transfer (contact) blood stains?
A
- Wipe stain: created when an object moves through a pre existing bloodstain
- Swipe stain: the transfer of blood onto a target by a moving object that itself is bloodstained
4
Q
What are projected/impact/splatter bloodstains?
A
- Spatter: describes a stain that results from blood hitting a target; forward & backward spatter
- Cast-off stains: blood flung or projected from a bloody object in motion or one that stops suddenly
- Arterial spurts: blood flowing through arteries is under high pressure, when an artery is breached while the heart is pumping, blood will spurt or gush from the wound
5
Q
What are the other types of blood stains?
A
Flyspots, voids, skeletonised stains (edges and boarders of a stain dry first due to surface effects)
