Question 1

In which section of the blood bank laboratory would blood be issued for transfusion?

Accepted Answer

A)  Component preparation and storage 
B)  Donor processing 
C)  Main laboratory 
D)  Reference laboratory 
A)  Component preparation and storage 
B)  Donor processing 
C)  Main laboratory 
D)  Reference laboratory

Question 2

Why would A2 cells be used in the reverse group in donor processing?

Accepted Answer

A)  To differentiate an A subgroup from a group AB 
B)  To differentiate an A subgroup from a group B 
C)  To differentiate an A subgroup from a group O 
D)  None of the above 
A)  To differentiate an A subgroup from a group AB 
B)  To differentiate an A subgroup from a group B 
C)  To differentiate an A subgroup from a group O 
D)  None of the above

Question 3

A proper blood bank specimen is good for how many days after it is drawn from a patient that has had a prior transfusion within 90 days?

Accepted Answer

A)  24 hours 
B)  3 days 
C)  7 days 
D)  14 days 
A)  24 hours 
B)  3 days 
C)  7 days 
D)  14 days

Question 4

A three-cell antibody screening set provides _____ antigen expression in all major blood group systems except Kell.

Accepted Answer

A)  homozygous 
B)  heterozygous 
C)  homogenous 
D)  heterogenous 
A)  homozygous 
B)  heterozygous 
C)  homogenous 
D)  heterogenous

Question 5

A positive DAT may be seen in:

Accepted Answer

A)  warm autoimmune hemolytic anemia. 
B)  cold agglutinin syndrome. 
C)  hemolytic transfusion reaction. 
D)  all of the above. 
A)  warm autoimmune hemolytic anemia. 
B)  cold agglutinin syndrome. 
C)  hemolytic transfusion reaction. 
D)  all of the above.

Question 6

All of the following viral tests are required for donor processing except:

Accepted Answer

A)  HBsAg 
B)  CMV 
C)  anti-HIV 
D)  anti-HTLV-I 
A)  HBsAg 
B)  CMV 
C)  anti-HIV 
D)  anti-HTLV-I

Question 7

Which of the following would lead to non-acceptance of a blood bank specimen?

Accepted Answer

A)  Initials of phlebotomist not on specimen 
B)  A patient name spelled incorrectly 
C)  An erroneous Social Security number 
D)  All of the above 
A)  Initials of phlebotomist not on specimen 
B)  A patient name spelled incorrectly 
C)  An erroneous Social Security number 
D)  All of the above

Question 8

Why would an Rh type be ordered on a cord blood sample?

Accepted Answer

A)  To determine mother's candidacy for RhIG if she is Rh-negative 
B)  To determine mother's candidacy for RhIG if she is Rh-positive 
C)  Because the mother had a spontaneous abortion 
D)  None of the above 
A)  To determine mother's candidacy for RhIG if she is Rh-negative 
B)  To determine mother's candidacy for RhIG if she is Rh-positive 
C)  Because the mother had a spontaneous abortion 
D)  None of the above

Question 9

How are 8 units of cryoprecipitate usually issued?

Accepted Answer

A)  As eight individual units 
B)  As one pooled unit 
C)  As four multiple units of two 
D)  None of the above 
A)  As eight individual units 
B)  As one pooled unit 
C)  As four multiple units of two 
D)  None of the above

Question 10

In which department of the blood bank laboratory would an ABO discrepancy be resolved?

Accepted Answer

A)  Component preparation and storage 
B)  Donor processing 
C)  Main laboratory 
D)  Reference laboratory 
A)  Component preparation and storage 
B)  Donor processing 
C)  Main laboratory 
D)  Reference laboratory

Question 11

Which of the following is not normally collected as a pheresis product?

Accepted Answer

A)  White blood cells 
B)  Red blood cells 
C)  Plasma 
D)  Platelets 
A)  White blood cells 
B)  Red blood cells 
C)  Plasma 
D)  Platelets

Question 12

All of the following procedures might be done in an investigation of an ABO discrepancy except:

Accepted Answer

A)  increasing incubation time for reverse grouping. 
B)  secretor studies. 
C)  neutralization studies with urine. 
D)  testing with anti-A1 lectin. 
A)  increasing incubation time for reverse grouping. 
B)  secretor studies. 
C)  neutralization studies with urine. 
D)  testing with anti-A1 lectin.

Question 13

Which of the following is a representation of an automated cell washer?

Accepted Answer

A)  The unit is introduced into sterile bowl, centrifuged, and collected 
B)  The unit is introduced into sterile bowl, saline is added, and the unit is collected 
C)  The unit is introduced into sterile bowl, saline is added, the mixture is centrifuged, supernatant is discarded, and the unit is collected 
D)  The unit is collected and centrifuged 
A)  The unit is introduced into sterile bowl, centrifuged, and collected 
B)  The unit is introduced into sterile bowl, saline is added, and the unit is collected 
C)  The unit is introduced into sterile bowl, saline is added, the mixture is centrifuged, supernatant is discarded, and the unit is collected 
D)  The unit is collected and centrifuged

Question 14

Which of the following would prolong labeling of the packed red blood cell unit?

Accepted Answer

A)  Nonreactive STS 
B)  Anti-K in donor plasma 
C)  ALT = 31 U/L 
D)  None of the above 
A)  Nonreactive STS 
B)  Anti-K in donor plasma 
C)  ALT = 31 U/L 
D)  None of the above

Question 15

Granulocyte concentrates follow the same compatibility protocol as packed red blood cells.

Accepted Answer

A) True 
 B)False

Question 16

Anti-Jka was identified in a donor sample. What blood products can be made from the parent unit?

Accepted Answer

A)  Fresh frozen plasma (FFP) 
B)  Platelets 
C)  Packed RBCs 
D)  None 
A)  Fresh frozen plasma (FFP) 
B)  Platelets 
C)  Packed RBCs 
D)  None

Exam 11: Overview of the Routine Blood Bank Laboratory

In which section of the blood bank laboratory would blood be issued for transfusion?

Why would A2 cells be used in the reverse group in donor processing?

A proper blood bank specimen is good for how many days after it is drawn from a patient that has had a prior transfusion within 90 days?

A three-cell antibody screening set provides _____ antigen expression in all major blood group systems except Kell.

A positive DAT may be seen in:

All of the following viral tests are required for donor processing except:

Which of the following would lead to non-acceptance of a blood bank specimen?

Why would an Rh type be ordered on a cord blood sample?

How are 8 units of cryoprecipitate usually issued?

In which department of the blood bank laboratory would an ABO discrepancy be resolved?

Which of the following is not normally collected as a pheresis product?

All of the following procedures might be done in an investigation of an ABO discrepancy except:

Which of the following is a representation of an automated cell washer?

Which of the following would prolong labeling of the packed red blood cell unit?

Granulocyte concentrates follow the same compatibility protocol as packed red blood cells.

Anti-Jka was identified in a donor sample. What blood products can be made from the parent unit?

Red Blood Cells and Platelet Preservation: Historical Perspectives and Current Trends

Basic Genetics

Fundamentals of Immunology

Concepts in Molecular Biology

The Antiglobulin Test

The Abo Blood Group System

The RH Blood Group System

Blood Group Terminology and the Other Blood Groups

Detection and Identification of Antibodies

Pre-Transfusion Testing

Other Technologies and Automation

Donor Screening and Component Preparation

Apheresis

Transfusion Therapy

Cellular Therapy

Transfusion-Transmitted Diseases

Hemolytic Disease of the Fetus and Newborn

Autoimmune Hemolytic Anemias

The Hla System

Relationship Testing

Quality Management

Transfusion Safety and Federal Regulatory Requirements

Utilization Management

Laboratory Information Systems

Medicolegal and Ethical Aspects of Providing Blood Collection and Transfusion Services

Tissue Banking: A New Role for the Transfusion Service

Filters

Why would A₂ cells be used in the reverse group in donor processing?

Anti-Jk^a was identified in a donor sample. What blood products can be made from the parent unit?