Patterns
A bloodstain with characteristics that indicate that movement has occured.
What is altered stain?
What is the complex process by which blood forms clots?
What is coagulation?
This blood type can receive blood from ALL blood types.
What is AB+?
How many hours does it take for Livor Mortis to appear?
What is 1 hour?
The liquid portion of blood is?
What is plasma?
A rapid release of blood from a ruptured artery.
What is arterial spurt?
A toxin or foreign substance that causes the immune response to activate in the body.
This blood type can donate blood to all other blood types
What is O negative?
How many hours does it take for Livor Mortis to reach it's peak?
What is 2-4 hours?
White blood cells are responsible for what function in the body?
What is fighting off infections (diseases, antigens, viruses etc.)?
A pattern resulting from blood forced out by airflow.
What is expiration pattern?
A blood protein that is produced in response to counteracting a specific antigen.
True or false, if a blood type is positive it can be given to a negative.
What is false?
How many hours does it take for Livor Mortis to become fixed?
What is 12 hours?
Red blood cells are responsible for what function in the human body?
A pattern resulting from the transfer of a blood onto another surface.
What is swipe pattern?
A reaction between a blood sample and serum where the red blood cells clump together
What is agglutination?
If a reaction occurs in Antigen-A, B, and O what blood type does the person have?
What is AB positive?
A body is found laying on their left side with severe discoloration on the right arm and right leg, what does this mean?
What is, the body was moved?
True or false, when blood dries, the solid and liquid portions separate.
What is true?
A pattern resulting in the transfer of blood onto another surface with blood on it.
What is wipe pattern?
This chemical is used to show the presence of blood and reacts with the hemoglobin found in it to glow.
What is Luminol?
If a reaction does not occur in Antigen-A, B, or O, what blood type does the person have?
What is O negative?
What factors can affect livor mortis?
What is movement of the body, blood loss, or pressure on the body?
This blood protein is involved in clotting and creates scabs.
What are platelets/fibrin?