Chapter 8: Blood and Blood Spatter

Front

What type of spatter creates the largest blood droplets?

Back

Low velocity impact.

Front

What determines a person’s blood type?

Back

The presence or absence of particular proteins embedded within the cell or plasma membranes of red blood cells.

Front

What do white blood cells secrete to assist in the immune response?

Back

Antibodies.

Front

Why is blood typing considered class evidence?

Back

Because many different people share the same blood type.

Front

Has blood been studied for thousands of years?

Back

True.

Front

What is the primary function of red blood cells?

Back

To transport oxygen throughout the body.

Front

What is the Rh factor?

Back

A specific protein that can be present on the surface of red blood cells, determining positive or negative blood type.

Front

What is the role of platelets in blood?

Back

To assist in blood clotting.

Front

What is the difference between individual evidence and class evidence?

Back

Individual evidence can be linked to a specific source, while class evidence can only be associated with a group.

Front

What is the significance of blood spatter analysis in forensic science?

Back

It helps to reconstruct the events of a crime scene.