Review Flashcards

1
Q

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.

A

C. Accept the red cells, discard
the platelets.

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2
Q

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

A

B. 6pm

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3
Q

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

A

C. Minimum platelet count in a
unit must be 3.0 x 10 11 PH>6.2

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4
Q

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.

A

B. Graft vs Host may be prevented
by visual inspection of the unit

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5
Q

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

A. FFP must be prepared within
24 hours of collection

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6
Q

What is the expiration date of a
previously frozen deglycerolized rbc unit.

A. 1 year
B. 42 days
C. 21 days
D. 24 hours

A

D. 24 hours

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7
Q

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

A

D. Do not issue the unit

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8
Q

Cyroprecipitate can be used to treat all of
the following except:

A. Von willebrand’s disease
B. Hypofibrinogenemia
C. ITP
D. Factor XIII deficiency

A

C. ITP

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9
Q

What types of products should be given
to a patient who has IgA antibodies?

A. Whole blood
B. PRBCs
C. Washed cells
D. Plasma

A

C. Washed cells

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10
Q

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

A

B. Rh

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11
Q

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

A

D. Room temperature, slightly
agitated

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12
Q

Which component has the longest
expiration date?

A. Platelets
B. Frozen Cryoprecipitate
C. FP24
D. Frozen Red cells

A

D. Frozen Red cells

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13
Q

Which product has the shortest expiration
date?

A. Thawed cryoprecipitate
B. Thawed FFP
C. Thawed FP24
D. Platelets

A

A. Thawed cryoprecipitate

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14
Q

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

A

D. Irradiated RBCs and Granulocytes

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15
Q

Which coagulation factors are diminished
in products labeled “thawed plasma”

A. XIII & VWF
B. V & VIII
C. Fibrinogen & VIII
D. VII & Fibrinogen

A

B. V & VIII

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16
Q

What cells are HLA antigens typically on?

A. Red cells
B. White cells
C. Platelets
D. 2 of these

A

D. 2 of these

17
Q

What clinical applications can HLA typing
be used for?

A. Paternity testing
B. Breast Cancer risk
C. Bone marrow matching
D. All of these

A

D. All of these

18
Q

The HLA genes are on which
chromosome?

A. 2
B. 4
C. 6
D. 8

A

C. 6

19
Q

What is the test of choice for HLA antigen
testing?

A. Agglutination
B. Molecular
C. Cytotoxicity
D. ELISA

A

C. Cytotoxicity

20
Q

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

A. Ankylising spondylitis

21
Q

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

A. 29 yo who received flu vacc last
month.

22
Q

Which vaccine has the longest deferral
period?.

A. Hep B Ig
B. Rubella
C. Influenza
D. Yellow fever

A

A. Hep B Ig

23
Q

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

A

B. 28 yo who donated platelets
on Aug 24

24
Q

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

A. Platelet count 75 x 10^9

25
Q

Which donor would be acceptable for
whole blood donation?

A. Former drug addict who has
been clean for 2 months
B. Triathlete with a pulse of 45
beats/min
C. A man who is currently in
remission for multiple
myeloma
D. A woman treated for syphilis
8 months ago

A

B. Triathlete with a pulse of 45
beats/min

26
Q

Which physical exam result is cause for
rejecting a whole blood donor?

A. Weight 105 lbs
B. Pulse 75 beats/min
C. Temperature of 99.3F
D. Diastolic blood pressure of
110 mm Hg

A

A. Weight 105 lbs
D. Diastolic blood pressure of
110 mm Hg

27
Q

Which medication does not defer the
potential platelet donor?

A. Plavix
B. Ortho tri cyclen
C. Accutane
D. Aspirin

A

B. Ortho tri cyclen

28
Q

Which of the following does not
permanently disqualify the donor?

A. Treated for Chagas 3 years
ago
B. Receipt of growth hormone
30 years ago
C. Accidental needle stick 1 year
ago
D. Need Coumadin daily

A

C. Accidental needle stick 1 year
ago

29
Q

Which patient is the best candidate for
autologous donation?

A. 45 yo with elective surgery
scheduled in 2 weeks; he has
anti-Kpb
B. 23 yo leukemia patient with
hgb 10g/dL
C. 12 yo hemophiliac boy
D. 53 yo woman who has severe
skin infection

A

A. 45 yo with elective surgery
scheduled in 2 weeks; he has
anti-Kpb

30
Q

Which of the following is an acceptable
time for whole blood collection?
A. 30
B. 35
C. 22
D. 13

A

D. 13

31
Q

Which of the following donors would be
accepted for whole blood donation?
A. 37 yo taking Tegison
B. 17 yo with Hgb 12
C. 24 yo who just received the
Hep vaccine for employment
in the hospital
D. 49 yo from Congo visiting the
US for the first time

A

C. 24 yo who just received the
Hep vaccine for employment
in the hospital

32
Q

Which test is NOT required for allogenic
donation testing?
A. Rh
B. STS
C. Anti-HTLV
D. Anti-CMV

A

D. Anti-CMV

33
Q

Which of the following lists the correct
shelf life for the product?
A. Deglycerolized RBCs- 24
hours
B. CPD RBCs – 35 days
C. Platelet concentrate – 7
weeks
D. FFP – 5 years

A

A. Deglycerolized RBCs- 24
hours

34
Q

What is the difference between allogenic
donor and autologous donor?

A. There is not a minimum age
for autologous donors.
B. Hemoglobin value has a
lower threshold for
autologous than allogenic
C. The autologous donor unit
will not be rejected for viral
testing results.
D. All of the above

A

D. All of the above

35
Q

Which virus is tested for in blood
donations seasonally?
A. Zika
B. West nile
C. Chagas disease
D. flu

A

B. West nile