Blood Spatter Analysis

What is a Cast-Off Pattern?

• A pattern created by the splatter of blood from a moving object.

• A design used in textile manufacturing.

• A pattern formed by the flow of water in rivers.

• A technique for casting metal objects.

What is the difference between a Wipe and a Swipe pattern?

• A Wipe pattern is created by an object moving through existing blood, while a Swipe pattern is created by a bloodied object touching a clean surface.

• A Wipe pattern is created by a bloodied object touching a clean surface, while a Swipe pattern is created by an object moving through existing blood.

• A Wipe pattern is a type of blood spatter that occurs when blood is flung from a moving object, while a Swipe pattern is a result of blood being smeared.

• A Wipe pattern is created by a clean object moving through blood, while a Swipe pattern is created by a bloodied object moving through blood.

What does the term 'impact spatter' refer to?

• Blood that is projected as a result of a forceful impact, often seen in violent crimes.

• A type of bloodstain pattern that occurs during a slow leak.

• Blood that is splattered due to natural causes like sneezing.

• A method used to clean blood from a crime scene.

What is a Medium Velocity Blood Spatter?

• A type of blood spatter produced by a gentle touch, resulting in large droplets that stay close to the source.

• A type of blood spatter produced by a forceful impact, resulting in smaller droplets that can travel several feet.

• A type of blood spatter that occurs during a slow and steady flow of blood, creating a continuous stream.

• A type of blood spatter caused by a sudden explosion, resulting in fine mist-like droplets.

What is a Swipe Pattern?

• A method of tracking blood types in a laboratory.

• A technique used to analyze fingerprints on surfaces.

• A Swipe Pattern is created when a bloodied object comes into contact with a surface, leaving a smear or transfer of blood.

• A pattern formed by the movement of a person in a crime scene.

What is a Void Pattern?

• A pattern created by the movement of blood droplets.

• A pattern that indicates the direction of blood flow.

• A Void Pattern occurs when an object blocks the path of blood, leaving an area devoid of blood spatter, indicating the position of the object.

• A pattern formed by the impact of blood on a surface.

What factors influence the size of blood droplets?

• The temperature of the blood

• The force of impact, the surface texture, and the angle at which the blood strikes a surface

• The color of the blood

• The volume of blood present

How can the height of a blood drop affect its shape?

• Higher drops create more elongated shapes.

• The height has no effect on the shape of the drop.

• Higher drops create more circular stains, while lower drops may create more elongated shapes.

• Lower drops create more circular stains.

What does a Walking Drip pattern indicate?

• A pattern indicating blood that has dripped from a moving person, often seen as a series of drops in a line.

• A pattern indicating a stationary person with a consistent flow of blood.

• A pattern indicating a sudden burst of blood from a wound.

• A pattern indicating blood that has pooled in one area.

What is Arterial Spurting?

• A type of blood spatter pattern from a severed artery characterized by high volume and distinct pattern.

• A method of blood transfusion used in emergencies.

• A medical term for a minor cut that causes bleeding.

• A technique used in forensic analysis to determine blood type.