Review Flashcards
(35 cards)
A shipment of packed red blood cells and
platelets arrived together in the same box
stored at 1-6C. What should be done?
A. Place all units in 1-6C
refrigerator.
B. Reject the entire shipment.
C. Accept the red cells, discard
the platelets.
D. Accept the platelets, discard
the red cells.
C. Accept the red cells, discard
the platelets.
A unit of whole blood is collected at 10am
and stored at 20-24C. What is the last hour
cryoprecipitate concentrates may be made
from this unit?
A. 4pm
B. 6pm
C. 7pm
D. 8pm
B. 6pm
Which of the following is true regarding
apheresis platelets?
A. Minimum platelet count in a
unit must be 3.0 x 10 11 PH<6.0
B. Minimum platelet count in a
unit must be 3.0 x 10 10 PH<6.2
C. Minimum platelet count in a
unit must be 3.0 x 10 11 PH>6.2
D. Minimum platelet count in a
unit must be 5.5 x 10 10 PH>6.0
C. Minimum platelet count in a
unit must be 3.0 x 10 11 PH>6.2
All of the following statements are true
except:
A. Centrifugation is an acceptable
method for preparing LRBCs
B. Graft vs Host may be prevented
by visual inspection of the unit
C. Circulatory overload may be
caused by transfusing plasma
improperly
D. Leukodepletion filters may
prevent febrile transfusion
reactions.
B. Graft vs Host may be prevented
by visual inspection of the unit
All of the following statements are true
about FFP except:
A. FFP must be prepared within
24 hours of collection
B. After thawing, FFP must be
transfused or relabeled
within 24 hours
C. Storage temp for FFP is <-18C
D. After thaw FFP must be
stored at 1-6C until
transfusion
A. FFP must be prepared within
24 hours of collection
What is the expiration date of a
previously frozen deglycerolized rbc unit.
A. 1 year
B. 42 days
C. 21 days
D. 24 hours
D. 24 hours
What should be done if a noticeable clot
is observed in a unit?
A. Issue the unit, the blood will
be filtered
B. Issue the unit, note the clot
on the issue form
C. Filter the unit in the blood
bank before issue
D. Do not issue the unit
D. Do not issue the unit
Cyroprecipitate can be used to treat all of
the following except:
A. Von willebrand’s disease
B. Hypofibrinogenemia
C. ITP
D. Factor XIII deficiency
C. ITP
What types of products should be given
to a patient who has IgA antibodies?
A. Whole blood
B. PRBCs
C. Washed cells
D. Plasma
C. Washed cells
FP24 can be transfused without regard
for which of the following?
A. ABO
B. Rh
C. Antibody in the product
D. All of the above
B. Rh
How should plateletpheresis be stored in
the blood bank?
A. Room temperature, stacked
upright
B. Refrigerator temperature,
stacked upright
C. Refrigerator temperature,
slightly agitated
D. Room temperature, slightly
agitated
D. Room temperature, slightly
agitated
Which component has the longest
expiration date?
A. Platelets
B. Frozen Cryoprecipitate
C. FP24
D. Frozen Red cells
D. Frozen Red cells
Which product has the shortest expiration
date?
A. Thawed cryoprecipitate
B. Thawed FFP
C. Thawed FP24
D. Platelets
A. Thawed cryoprecipitate
Situation: A cancer patient recently
developed a severe infection. The
patient’s hemoglobin is 8g/dL owing to
chemotherapy with a drug known to
cause bone marrow suppression. Which
blood products are indicated?
A. Liquid plasma & Cryoprecipitate
B. Crossmatched platelets &
Washed RBCs
C. Factor IX & FFP
D. Irradiated RBCs and Granulocytes
D. Irradiated RBCs and Granulocytes
Which coagulation factors are diminished
in products labeled “thawed plasma”
A. XIII & VWF
B. V & VIII
C. Fibrinogen & VIII
D. VII & Fibrinogen
B. V & VIII
What cells are HLA antigens typically on?
A. Red cells
B. White cells
C. Platelets
D. 2 of these
D. 2 of these
What clinical applications can HLA typing
be used for?
A. Paternity testing
B. Breast Cancer risk
C. Bone marrow matching
D. All of these
D. All of these
The HLA genes are on which
chromosome?
A. 2
B. 4
C. 6
D. 8
C. 6
What is the test of choice for HLA antigen
testing?
A. Agglutination
B. Molecular
C. Cytotoxicity
D. ELISA
C. Cytotoxicity
Of the following diseases, which has the
strongest correlation with HLA type
A. Ankylising spondylitis
B. Transfusion Reaction
C. Cancer
D. Sickle Cell Anemia
A. Ankylising spondylitis
Which of the following is acceptable as a
donor?
A. 29 yo who received flu vacc last
month.
B. 21 yo who got nose pierced last
week in Georgia.
C. 30 yo who used to live in Zambia
and returned last year.
D. 54 yo tested pos for HepC last
year but no active symptoms
A. 29 yo who received flu vacc last
month.
Which vaccine has the longest deferral
period?.
A. Hep B Ig
B. Rubella
C. Influenza
D. Yellow fever
A. Hep B Ig
Which of the following donors are
qualified to donate on September 10?
A. 40 yo who donated RBCs on
July 23
B. 28 yo who donated platelets
on Aug 24
C. 52 yo who made an
autologous donation 2 days
ago
D. 23 yo who donated blood for
her aunt on Aug 14
B. 28 yo who donated platelets
on Aug 24
Which of the following will cause a
potential platelet donor to be temporarily
deferred?
A. Platelet count 75 x 10^9
B. Plasma loss of 400 mL from
plasmapheresis 1 week ago
C. Plateletpheresis performed 4
days ago
D. Aspirin ingested 7 days ago
A. Platelet count 75 x 10^9
