Deck 17: Immunohematology and Transfusion Medicine

Question 1

Match the blood product with the most appropriate use (use an answer only once).
Whole blood

A)Best used when oxygen-carrying capacity is needed
B)Rarely used but can meet a patient's need for volume replacement, oxygen-carrying capacity, and heat-labile coagulation factors
C)Used to treat multiple coagulation deficiencies
D)Used to treat hemophilia

Answer 1

Rarely used but can meet a patient's need for volume replacement, oxygen-carrying capacity, and heat-labile coagulation factors

Question 2

The anticoagulant of choice for a unit of donor blood is:

A) dextrose.
B) citrate.
C) inorganic phosphate buffer.
D) heparin.

Answer 2

citrate.

Question 3

An Rh-negative person has the genotype of:

A) cde/cde.
B) cDe/cDe.
C) Cde/cde.
D) CDE/CDE.

Answer 3

cde/cde.

Question 4

MATCHING
Match the term with the appropriate description.
direct antihuman globulin test

A)used to detect antibody
B)used to detect antibody-coated RBCs

Question 5

The optimal temperature of reactivity for anti-A and anti-B is:

A) 0° C.
B) 4° C.
C) 37° C.
D) any temperature.

Question 6

MATCHING
Match the term with the appropriate description.
indirect antihuman globulin test

A)used to detect antibody
B)used to detect antibody-coated RBCs

Question 7

All of the following are criteria for postpartum eligibility for Rh immune globulin administration except:

A) administered to the mother within 72 hours of delivery.
B) administered to the baby within 72 hours of delivery.
C) baby must be RhO (D) positive.
D) mother must not demonstrate anti-D in her blood.

Question 8

The latest standards for blood donor selection can be found at all of the following sources except:

A) www.arc.com.
B) AABB Standards for Blood Banks and Transfusion.
C) Federal Register.
D) Code of Federal Regulations.

Question 9

Match the blood product with the most appropriate use (use an answer only once).
Monoclonal factor VIII

A)Best used when oxygen-carrying capacity is needed
B)Rarely used but can meet a patient's need for volume replacement, oxygen-carrying capacity, and heat-labile coagulation factors
C)Used to treat multiple coagulation deficiencies
D)Used to treat hemophilia

Question 10

The concentration of RBCs used in blood banking testing is important.

Question 11

Transfusion reactions that are the most life threatening are:

A) hemolytic.
B) febrile.
C) nonimmune.
D) iron-overload.

Question 12

Anti-A and anti-B belong to the ____ subclass of antibodies.

A) IgM
B) IgG
C) IgA
D) IgD

Question 13

The proper temperature and duration of incubation are not critical to antigen-antibody reactions.

Question 14

Match the blood product with the most appropriate use (use an answer only once).
Packed RBCs

A)Best used when oxygen-carrying capacity is needed
B)Rarely used but can meet a patient's need for volume replacement, oxygen-carrying capacity, and heat-labile coagulation factors
C)Used to treat multiple coagulation deficiencies
D)Used to treat hemophilia

Question 15

Rh antibodies belong to the ____ subclass of antibodies.

A) IgM
B) IgG
C) IgD
D) IgE

Question 16

Match the blood product with the most appropriate use (use an answer only once).
Fresh frozen plasma

A)Best used when oxygen-carrying capacity is needed
B)Rarely used but can meet a patient's need for volume replacement, oxygen-carrying capacity, and heat-labile coagulation factors
C)Used to treat multiple coagulation deficiencies
D)Used to treat hemophilia

Question 17

The major categories for transfusion of red blood cells (RBCs)and blood components include all of the following except transfusion:

A) may be used to restore or maintain oxygen-carrying capacity or hemoglobin.
B) can be used to restore or maintain blood volume.
C) can replace coagulation factors to maintain hemostasis.
D) can be to change a patient's blood type.

Question 18

The presence of A,B,and H antigenic material in body secretions is regulated by:

A) precursor of A and B RBC antigens.
B) H gene.
C) Se gene.
D) A and B genes.

Question 19

The first stage of red cell agglutination is sensitization.

Question 20

Eligibility for autologous donation is ____ regular volunteer donations.

A) more strict than for
B) less strict than for
C) the same as
D) variable depending on the donor