Forensic Science Blood Spatter

Which letter best shows the origin of the blood?

• A

• B

• C

• D

Based upon this picture, what test was done to determine whether or not a stain was blood (the picture shows a positive and negative test).

• Kastle-Meyer presumptive blood test

• Leukomalachite green presumptive blood test

• Luminol presumptive blood test

How does the velocity of impact change the blood stain pattern?

• Higher velocity, larger diameter

• higher velocity, smaller diameter

• lower velocity, smaller diameter

• Medium velocity, small diameter

he drop shown above would have more than likely been dropped from an angle of

• 90

• 50

• 30

• 10

A blood droplet has a width of 5 mm and a length of 6 mm.  What is the angle of impact?

• 90 degrees

• 56 degrees

• 65 degrees

• 46 degrees

Which one of these was dropped from the biggest angle?

• (top left)

• (top right)

• (bottom left)

• (bottom right)

The arrow is pointing to a

• satellite

• spine

• parent drop

What blood spatter pattern is seen in the picture?

• Transfer/Contact

• Swipe

• Wipe

• Saturation

What blood spatter pattern is seen in the photo?

• Wipe

• Swipe

• Walking Drip

• Flow

What bloodstain pattern is created when an object moves through an existing stain, removing or altering its appearance?

• Swipe

• Walking Drip

• Wipe

• Contact