The four blood types of humans.
What are A, B, AB and O.
These are the two types of antigens found on the surface of blood cells.
What are A and B?
This can be analyzed to determine patterns that give investigators clues to how a crime might have happened.
What is blood spatter?
A bloodstain pattern that results from blood spattering on adjacent walls and ceilings from blunt force trauma.
What is a cast-off pattern?
The examination and analysis of body fluids.
What is Serology?
The primary function of a white blood cell
What is fights infections?
Analysis of bodily fluids may also determine the presence of quantities of .... (example: alcohol)
What is toxins?
Bloodstain drop(s) created or formed by the force of gravity acting alone.
What is a passive drop?
This device is used to separate blood parts / components.
What is a centrifuge?
The fluid portion of blood, obtained by centrifuging a sample of whole blood.
What is plasma?
True or False: Blood samples can be analyzed to determine blood type and DNA, which can be matched to possible suspects.
What is True?
A protein in red blood cells that carries oxygen throughout the body.
What is hemoglobin?
These clot blood.
What are platelets?
These are tiny pinpoint red marks that are an important sign of asphyxia caused by some external means of obstructing the airways.
What are Petechial Hemorrhages?
These are the only cells in blood that have nuclei and can be used as sources of DNA for profiling.
What are white blood cells?
This is the additional test used to identify blood type.
What is Rh factor?
Proteins in the blood or secretory fluids that tag, destroy, or neutralize bacteria, viruses, or other harmful toxins, producing an immune response.
What are antibodies?
Blood type is considered this type of evidence.
What is class evidence?
A bloodstain pattern created when someone creates a blood stain in a new area from the original area. Examples: foot print, hand print, etc.
What is a transfer pattern?
In 1940, Landsteiner and Weiner reported the discovery of the Rh factor (type D) by studying the blood of the...
What is the Rhesus monkey?