Forensic Science and Blood Pattern Analysis Quiz

What is the term for the attraction between molecules of unlike substances?

• Cohesion

• Adhesion

• Agglutination

• Antigen

Which term describes the clumping of cells caused by an antigen–antibody response?

• Antigen

• Adhesion

• Agglutination

• Antibodies

What is the angle at which blood strikes a target surface relative to the horizontal plane called?

• Angle of impact

• Area of origin

• Cast-off pattern

• Spine

What are proteins secreted by white blood cells that attach to specific antigens called?

• Antigens

• Antibodies

• Adhesion

• Cohesion

What is a substance that provokes an immune response in the body?

• Antibody

• Antigen

• Adhesion

• Cohesion

What is the reaction in which antibodies attach to specific antigens called?

• Agglutination

• Antigen–antibody response

• Cohesion

• Adhesion

What is the two-dimensional view of the intersection of lines formed by drawing a line through the main axis of at least two drops of blood?

• Area of origin

• Area of convergence

• Cast-off pattern

• Passive drop

What is the location of a blood source viewed in three dimensions as determined by projecting angles of impact of individual bloodstains?

• Area of origin

• Area of convergence

• Cast-off pattern

• Spine

What is blood projected onto a surface as a result of being flung from an object in motion called?

• Passive drop

• Cast-off pattern

• Swipe

• Wipe

What is the attraction between molecules of like substances?

• Adhesion

• Cohesion

• Agglutination

• Antigen