Blood Typing/Transfusions
A, B, O, AB
What are the possible genotypes for type A blood?
AA and AO
What are the four main components of whole blood
RBC, WBC, plasma, platelets
What blood component is affected in hemophilia?
clotting factors
aorta
Name the molecules found on the surface of the red blood cells are
antigens
If two parents have type O blood, what are the possible blood types of their offspring?
Only O
The percentage of blood volume occupied by RBC's; measured in percentage
hematocrit
What condition is caused by abnormally shaped red blood cells?
sickle cell anemia
The part of the cardiac cycle that is pumping blood; the heart is contracting; top number of BP reading
systole
(or systolic)
If a donor has type A- blood, which blood types can safely receive a transfusion from them?
(must have all to receive the points)
A-
A+
AB-
AB+
A mother as AB blood type. A father has A blood type. What are the possible blood types of the children?
A
B
AB
When blood is centrifuged (spun really fast), sequence the order of the three main components from the least dense to the most dense
Plasma
WBC (platelets)
RBC
Name the three stages of hemostasis
vasoconstricton
platelet plug
coagulation
this generates an electrical signal that causes the upper heart chambers (atria) to contract; also known as the pacemaker of the heart
SA node
The terms that means clumping of blood cells due to antigen-antibody reactions
agglutination
A pregnant woman is at risk for hemolytic disease of the newborn. What is the mother and baby's Rh status?
(need both to receive points)
Mother is Rh-
Baby is Rh +
Another name for platelets
thrombocytes
Name the type of cells that are affected by leukemia
WBC
Name the valve that separates the left atrium and ventricle
bicuspid
(or mitral)
What blood type is the universal donor?
What blood type is the universal recipient?
-- must include rh factor
(need both to receive points)
Universal donor O (-)
Universal recipient AB+
What is the purpose of Rh immunoglobulin administered to a mother during a pregnancy
prevents mother from developing antibodies against Rh-negative blood
How can blood doping be detected through hematocrit levels?
elevated hematocrit
An unknown blood sample clumps with A and Rh antibodies. Name the blood type
A +
The only vein that is oxygenated
pulmonary vein