The direction of travel of a blood drop can be determined by what?
What is the shape of the blood drop (aka a tail), satellites, and/or spikes.
100
People who have type A antigens have ____ antibodies.
B
100
A blood drop that is falling from a greater height will have a ______ diameter than a drop falling from a lesser height.
What is Greater.
100
A secretor is a person whose antigens are found in bodily fluids. The percentage of the population that are secretors is ____.
What is 80%.
200
A protein found on the surface of a red blood cell that determines blood type.
What is an Antigen?
200
Where does a known or control sample of blood come from?
It is taken from a suspect.
200
People who have type B antigens have ___ antibodies.
A
200
This blood type is the Universal Donor (BE SPECIFIC!).
What is O-.
200
How does a blood drop compare if it was a passive drop versus if it was a blood drop hitting a surface at an angle.
Passive: round, Angle: elliptical
300
A substance that reacts with an antigen causing agglutination to occur.
What is an Antibody?
300
The most common blood type in the U.S. is ____.
What is Type O.
300
People who have type O blood have ____ antibodies.
A and B
300
What do you call a group of frequent blood donors?
The IV League
300
A man with type AB blood is married to a woman with type O blood. They have two natural children, and one adopted child. The children's blood types are: A, B, and O. Which child was adopted?
Child with blood type O.
400
An investigator could use this test to test whether a suspected blood stain is human or animal.
What is the Precipitin Test?
400
The least common blood type in the U.S. is ____.
What is Type AB.
400
People who have type AB blood have __ antibodies.
No antibodies
400
A man with AB blood is married to a woman with AB blood. What blood types could their children be and in what proportion?
50% AB, 25% A, 25% B
400
Is blood class or individual evidence? Explain.
Class: based on blood type
Individual: if DNA (from white blood cells) is present
500
An investigator could use this test to determine whether or not a suspected stain is blood.
What is the Kastle-Meyer Test, Luminal Test, or a Hematest?
500
The major component of blood is ____.
What is Plasma?
500
Type AB+ is the universal acceptor because ____
It has no Antibodies.
500
If you have Type B+ blood, what type of blood can you receive?
B+,B-, O+, O-
500
A Priest , a rabbit, and a minister walk into a blood donation clinic. The nurse asked the rabbit, "What is your blood type?" "I'm probably a _____________," said the rabbit.