Blood Spatter Residue Pattern on Floor of Graham Backhouse's Hallway
Types of Blood Spatter Patterns
1. Free falling
2. Partially dried
3. High-velocity impact
4. Medium-velocity impact
6. From the list above, identify the type of blood spatter pattern from above that was found in the
hallway of Graham Backhouse's home. (1 point)
Type of blood spatter found in the Backhouse hallway.
Written Response: (4 points)
7. Identify and describe two types of blood spatter residue patterns that should have appeared in
the hallway of the crime scene according to Graham
Backhouse's statement to police. (4 points)

The blood spatter pattern in Graham Backhouse's hallway was high-velocity impact. According to Graham Backhouse's statement, contact stains and airborne stains should have appeared in the hallway.

Explanation:

High-velocity impact is the type of blood spatter pattern found in the Backhouse hallway.

Two types of blood spatter residue patterns that should have appeared in the hallway according to Graham Backhouse's statement to the police are:

Contact stains: These would be present if Mr. T had assaulted Mr. G and made physical contact with the blood.
Airborne stains: These would be present if Mr. T was nearby during the assault and blood drops landed on his clothes due to the assault.

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