CMT CMT Blood Banking and Transfusion Medicine

Question 1

Which ABO blood group is considered the 'universal donor' for red blood cell transfusions?

Accepted Answer

O

Answer

AB

Answer

A

Answer

B

Question 2

The Rh blood group antigen most commonly responsible for hemolytic disease of the fetus and newborn (HDFN) is:

Accepted Answer

Rh(D)

Answer

Rh(c)

Answer

Rh(E)

Answer

Rh(e)

Question 3

A direct antiglobulin test (DAT) is used to detect:

Accepted Answer

Antibodies coating the patient's red blood cells in vivo

Answer

Antibodies in the patient's serum

Answer

ABO blood group

Answer

Platelet antibodies

Question 4

Platelet concentrates should be stored at:

Accepted Answer

20–24°C with continuous agitation

Answer

1–6°C with gentle agitation

Answer

–80°C frozen

Answer

–20°C frozen

Question 5

Which crossmatch technique detects most clinically significant alloantibodies that may cause hemolytic transfusion reactions?

Accepted Answer

Antihuman globulin (AHG) crossmatch

Answer

Immediate spin crossmatch only

Answer

Room temperature saline crossmatch

Answer

Electronic crossmatch

Question 6

Fresh frozen plasma (FFP) is indicated for:

Accepted Answer

Replacement of coagulation factors in a bleeding patient with multiple factor deficiencies

Answer

Iron deficiency anemia

Answer

Thrombocytopenia

Answer

Hypogammaglobulinemia