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ASCP - Blood Bank Questions with Correct Answers
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ASCP - Blood Bank Questions with Correct Answers
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ASCP - Blood Bank Questions with Correct AnswersMinimum hgb concentration in a fingerstick from a blood donor Correct
Answer-12.5 g/dL
Cause for permanent rejection of blood donation Correct Answer-HBV
or HCV infection
Which of these donors would be acceptable?
-32 F who had transfusion 5 months ago for birth
-19 M sailor who has been in the states for 9 months and stopped taking
-anti-malaria treatment
-22 M with 99.2 fever who feels well but nervous
-45 F who just recovered from UTI and is still taking antibiotics Correct
Answer-22 M, fever does not exceed 99.5
Which of the following permanently disqualifies a donor?
-tattoo 5 months ago
-close contact with person with hepatitis
-2 units of blood transfused within 4 months
-confirmed positive HBsAg test 10 years ago Correct Answer-positive
HbsAg
Which of the following donors may be accepted by AABB standards?
-traveled to malaria endemic region 9 months ago
,-spontaneous abortion at 2 months, 3 months ago
-lives with known hepatitis patient
-received blood transfusion 22 weeks ago Correct Answer-abortion 3
months ago
Based on this information, how many factors disqualify this blood
donor?
- Female
- 16 years old
- 99.0 temp
- Hct 36%
- tetanus immunization 1 week prior Correct Answer-1
For frequent platelet apheresis donors, what is the minimum platelet
count they must have before donation? Correct Answer-150 x 10 3 uL
Just before donation, the venipuncture site is cleaned with a solution
containing what? Correct Answer-PVP iodine complex
All blood donor testing must include: Correct Answer-serological
syphilis test
During preparation of platelet concentrates from whole blood, the blood
should be what temperature? Correct Answer-cooled towards 20-24C
,The most common cause of posttransfusion hepatitis can be detected in
donors by testing for what? Correct Answer-HBsAg
Western blot is a confirmatory test for the presence of what? Correct
Answer-anti HIV 1
What test is currently used to detect donors infected with AIDS? Correct
Answer-anti HIV 1,2
What is a common screening method for anti-HIV-1 detection? Correct
Answer-ELISA
Rejuvenation of a unit of RBC is a method used to what? Correct
Answer-restore 23DPG and ATP to normal levels
A unit of packed cells is split into 2 aliquots under closed sterile
conditions at 8AM. When is the expiration for the aliquots? Correct
Answer-the original exp date on the unit
A unit of RBC expiring in 35 days is split into 5 aliquots using sterile
pediatric quad set and connecting device. When is each aliquot now
going to expire? Correct Answer-35 days
When platelets are stored on a rotator on an open bench, how often do
you have to record ambient air temperature? Correct Answer-every 4
hours
, Which of the following has the correct storage temperature?
- Cryoprecipitated AHF, 4C
- FFP, -20C
- RBC, frozen, -40C
- Platelets, 37C Correct Answer-FFP at -20C
A RBC unit is issued at 9AM, at 9:10AM the unit is returned to BB. The
container is not entered, and the unit hasn't been refrigerated. What do
you do with the blood? Correct Answer-record the return and put unit
back in inventory
Storage temperature for frozen RBCs Correct Answer--80C
Storage temperature for RBCs Correct Answer-4C
If the seal is entered on an RBC unit stored at 1-6C, what is the
maximum allowed storage period? Correct Answer-24 hours
Storage temperature for cryoprecipitated AHF Correct Answer--20C
How soon must cryoprecipitate be transfused following
thawing/pooling? Correct Answer-4 hours
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