Serology

Blood type is what type of forensic evidence?

• class

• individual

What is Forensic Serology?

• The study of bones left at a crime scene.

• The study of body fluids and stains remaining at a crime scene (especially blood).

To determine whether a bloodstain is of human or animal origin, the serologist will perform:

• Kastle-Meyer Color Test.

• Benzidine Color Test.

• Hemastix Strip Test.

• Precipitin Test.

A protein in the blood that destroys or inactivates a specific antigen is called..

• Erythrocytes

• Antibody

• Antigen

• Enzyme

A process where the red blood cells clump together by the action of an antibody.

• Agglutination

• Enzyme

• Phenotype

• Genotype

Where are antigens located?

• Inside a red blood cell

• Surface of red blood cell

• In the serum of the blood

• In the plasma of the blood

Which blood components are directly important to the forensics aspects of blood identification?

• Hemoglobin and red blood cells

• Serum and red blood cells

• Platelets and white blood cells

• Plasma and red blood cells

Where are antibodies located?

• Inside a red blood cell

• Surface of red blood cell

• In the serum of the blood

• In the plasma of the blood

If blood is found to have both A and B antigens on the cell surface it is typed as:

• A

• B

• O

• AB

The amount of spatter from a blood droplet falling on a hard, nonporous surface (tile floor) is ________ that of a drop of blood of equal size falling from the same distance onto a softer, porous surface (index cards).

• greater than

• less than

• the same as