Blood Spatter Patterns

What can blood spatter evidence tell you?

• the weapon used

• handedness of the assailant

• the order of the events

• angle of impact

• all of the above

How is blood classified as evidence?

• class evidence

• individual evidence if it has DNA

• not usable as evidence

• both A & B

• none of the above

blood deposited from direct contact between two surfaces, at least one of which is bloody?

• wipe

• passive spatter

• transfer

• swipe

Evidence that liquid blood has come into contact with a surface?

• blood drops

• bleach stains

• a dead body

• red stains on fabric

Blood stain patterns resulting from blood exiting the body under pressure from a breached area?

• high velocity spatter

• transfer spatter

• arterial spatter

• medium velocity spatter

A blood stain created when blood is released or through a moving blood bearing object

• back spatter

• cast off pattern

• swipe

• wipe

An absence of stains in an otherwise continuous bloodstain pattern like a reverse shadow..

• void

• shadow

• absence

• back spatter

The pointed or elongated stains that radiate from the central area of a bloodstain?

• tails

• spines

• satellites

• voids

If any of the blood does overcome cohesion and separate from the main droplet of blood, it will form small secondary droplets known as

• adhesion.

• spines.

• the origin of the blood.

• satellites.

• beatings or stabbings.

If blood lands on a porous surface, such as wood or ceiling tile, then the edge of the drop of blood may form extensions or small

• beatings or stabbings.

• origin of the blood.

• satellites.

• spines.

• adhesion.