Forensics Ch. 8 Blood Vocabulary

The clumping of molecules or cells caused by an antigen-antibody response is called

• lines of convergence
• antigens
• agglutination
• point of origin

2-D view of intersecting lines that indicate the general area of the blood spatter source

• point of origin
• antigens
• satellite drop
• area of convergence

proteins released by the white blood cells that attach to antigens

• antibodies
• antigens
• red blood cells
• agglutination

smaller droplets of blood porjected from larger drops of blood upon impact with a surface

• lines of convergence
• cast-off stain
• void
• satellite drop of blood

a reaction where antibodies attach to specific antigens; causes agglutination in cross blood type transfusions

• antigen
• antibody
• antigen-antibody response
• agglutination

substance that provokes an immune response in the body

• antigen-antibody response
• point of origin
• antigens
• agglutination

Blood typing is _____ evidence because it narrows suspects down to a group.

• individual
• circumstantial
• class
• direct

The ___ looked for in blood typing tests was discovered in a study on Rhesus monkeys.

• O factor
• Rh factor
• A antibodies
• A antigens

Are A surface proteins present or absent in blood type A+?

• Present
• Absent

Are Rh factor proteins present or absent in blood type B-?

• Present
• Absent