Blood Banking (ASSESSMENT
EXAM)2026/2027 | 150
Verified Questions and Correct
Answers | A+
All of the following would be used to test the reactivity of AHG
reagent except:
A. Diluted anti-K antisera
B. Diluted anti-D antisera
C. Check cells
D. 6% albumin - {✔✔ANSWER✔✔}-A
What is the first step in the laboratory investigation of a
transfusion reaction?
,A. DAT on the post-transfusion sample
B. Check for clerical error
C. Repeat ABO and Rh typing of patient and donor unit.
D. Antibody screen on the post-transfusion sample. -
{✔✔ANSWER✔✔}-B
A Trauma patient had a severe hemolytic reaction following a
blood transfusion. What is the most likely cause?
A. Immediate, nonimmunological: probably due to volume
overload
B. Delayed Immunological: probably due to an antibody such as
anti-Jk^a
C. Delayed nonimmunological: probably due to iron overload
D. Immediate, nonimmunological: probably due to clerical
error, ABO incompatibility - {✔✔ANSWER✔✔}-D
A patient has hemolytic reaction transfused 8 days ago. What is
the most likely cause?
A. Immediate, nonimmunological: probably due to volume
overload
,B. Delayed Immunological: probably due to an antibody such as
anti-Jk^a
C. Delayed nonimmunological: probably due to iron overload
D. Immediate, nonimmunological: probably due to clerical
error, ABO incompatibility - {✔✔ANSWER✔✔}-B
Which of the following errors would cause the most severe
reaction?
A. Group A blood given to group O patient
B. Group O blood given to group A patient
C. Group B blood given to group AB patient
D. Group O blood given to group B patient -
{✔✔ANSWER✔✔}-A
All of the following are part of the preliminary evaluation of a
transfusion reaction except:
A. Check pre and post transfusion samples for the color of the
serum.
B. Perform ABO and Rh recheck
C. DAT on the post transfusion reaction sample
, D. Panel on pre and post transfusion sample -
{✔✔ANSWER✔✔}-D
All of the following test should be done if a hemolytic
transfusion has taken place except:
A. Recrossmatch and repeat the antibody screen
B. Absorption using pre and post transfusion samples
C. Gram stain and culture of the unit
D. chemistry, coagulation and urine tests -
{✔✔ANSWER✔✔}-B
A patient has died because of transfusion reaction. What
should be done?
A. Nothing more can be done
B. Notify the FDA
C. Perform an autopsy on the patient
D. File the records - {✔✔ANSWER✔✔}-B
EXAM)2026/2027 | 150
Verified Questions and Correct
Answers | A+
All of the following would be used to test the reactivity of AHG
reagent except:
A. Diluted anti-K antisera
B. Diluted anti-D antisera
C. Check cells
D. 6% albumin - {✔✔ANSWER✔✔}-A
What is the first step in the laboratory investigation of a
transfusion reaction?
,A. DAT on the post-transfusion sample
B. Check for clerical error
C. Repeat ABO and Rh typing of patient and donor unit.
D. Antibody screen on the post-transfusion sample. -
{✔✔ANSWER✔✔}-B
A Trauma patient had a severe hemolytic reaction following a
blood transfusion. What is the most likely cause?
A. Immediate, nonimmunological: probably due to volume
overload
B. Delayed Immunological: probably due to an antibody such as
anti-Jk^a
C. Delayed nonimmunological: probably due to iron overload
D. Immediate, nonimmunological: probably due to clerical
error, ABO incompatibility - {✔✔ANSWER✔✔}-D
A patient has hemolytic reaction transfused 8 days ago. What is
the most likely cause?
A. Immediate, nonimmunological: probably due to volume
overload
,B. Delayed Immunological: probably due to an antibody such as
anti-Jk^a
C. Delayed nonimmunological: probably due to iron overload
D. Immediate, nonimmunological: probably due to clerical
error, ABO incompatibility - {✔✔ANSWER✔✔}-B
Which of the following errors would cause the most severe
reaction?
A. Group A blood given to group O patient
B. Group O blood given to group A patient
C. Group B blood given to group AB patient
D. Group O blood given to group B patient -
{✔✔ANSWER✔✔}-A
All of the following are part of the preliminary evaluation of a
transfusion reaction except:
A. Check pre and post transfusion samples for the color of the
serum.
B. Perform ABO and Rh recheck
C. DAT on the post transfusion reaction sample
, D. Panel on pre and post transfusion sample -
{✔✔ANSWER✔✔}-D
All of the following test should be done if a hemolytic
transfusion has taken place except:
A. Recrossmatch and repeat the antibody screen
B. Absorption using pre and post transfusion samples
C. Gram stain and culture of the unit
D. chemistry, coagulation and urine tests -
{✔✔ANSWER✔✔}-B
A patient has died because of transfusion reaction. What
should be done?
A. Nothing more can be done
B. Notify the FDA
C. Perform an autopsy on the patient
D. File the records - {✔✔ANSWER✔✔}-B
