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ASCP BOC BLOOD BANK QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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ASCP BOC BLOOD BANK QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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ASCP BOC BLOOD BANK QUESTIONSAND ANSWERS WITH SOLUTIONS 2024
The minimum hemoglobin concentration in a fingerstick from a male blood donor is:
a) 12.0 g/dL
b) 12.5 g/dL
c) 13.5 g/dL
d) 15.0 g/dL - ANSWER b) 12.5 g/dL
which one of the following constitutes permanent rejection status of a donor?
a) a tattoo 5 months previously
b) a recent close contact with a patient with viral hepatitis
c) 2 units of blood transfused 4 months previously
d) confirmed positive test for HBsAg 10 years previously - ANSWER d) confirmed positive test for HBsAg
10 years previously
Below are the history obtained from a prospective female blood donor:
age: 16
temp: 99.0 degrees F
Hct: 36%
history: tetanus toxoid immunization 1 week previously
How many of the above results excludes this donor from giving blood for a routine transfusion?
a) none
b) 1
c) 2
,d) 3 - ANSWER b) 1, because Hct for any donor must be greater than 38%
Prior to blood donation, the intended venipuncture site must be cleaned with a scrub solution
containing:
a) hypochlorite
b) isopropyl alcohol
c) 10% acetone
d) PVP iodine complex - ANSWER d) PVP iodine complex
All donor blood testing must include:
a) complete Rh phenotyping
b) anti-CMV testing
c) DAT
d) serological test for syphilis - ANSWER d) serological test for syphilis
During the preparation of Platelet Concentrates from Whole Blood, the blood should be:
a) cooled towards 6 degrees C
b) cooled towards 20-24 degrees C
c) warmed to 37 degrees C
d) heated to 57 degrees C - ANSWER b) cooled towards 20-24 degrees C
The Western blot is a confirmatory test for the presence of:
a) CMV antibody
b) anti-HIV 1
c) HBsAg
,d) serum protein abnormalities - ANSWER b) anti-HIV 1
The test that is currently used to detect donors who are infected with the AIDS virus is:
a) anti-HBc
b) anti-HIV 1,2
c) HBsAg
d) ALT - ANSWER b) anti-HIV 1,2
A commonly used screening method for anti-HIV-1 detection is:
a) latex agglutination
b) radioimmunoassay (RIA)
c) thin-layer-chromotography (TLC)
d) enzyme-Labeled immunosorbent assay (ELISA) - ANSWER d) enzyme-labeled immunosorbent assay
(ELISA)
A unit of pRBC is split into 2 aliquots under closed sterile conditions at 8 am. The expiration time for each
aliquot is now:
a) 4 pm on the same day
b) 8 pm on the same day
c) 8 am the next morning
d) the original date of the unsplit unit - ANSWER d) the original date of the unsplit unit
-because sterile docking devices does not affect the expiration date
A unit of pRBC expiring in 35 days is split into 5 small aliquots using a sterile pediatric quad set and a
sterile connecting device. Each aliquot must be labeled as expiring in:
, a) 6 hours
b) 12 hours
c) 5 days
d) 35 days - ANSWER d) 35 days
When platelets are stored on a rotator set on an open bench top, the ambient air temperature must be
recorded:
a) once a day
b) twice a day
c) every 4 hours
d) every hour - ANSWER c) every 4 hours
Which of the following is the correct storage temperature for the component listed?
a) Cryoprecipitate AHF, 4 degree C
b) Fresh Frozen Plasma, -20 degree C
c) Red Blood Cells, Frozen, -40 degree C
d) Platelets, 37 degree C - ANSWER b) Fresh Frozen Plasma, -20 degree C
-Cryo= -18 degree C or lower
-FFP= -18 degree C of lower for 12 months
-RBC, frozen= -65 degree C or lower
-Platelets= -22 degree C, room temp
A unit of red blood cells is issued at 9AM. At 9:10AM the unit is returned to the Blood Bank. The
container has not been entered, but the unit has not been refrigerated during this time span. The best
course of action for the technologist to do is:
a) culture the unit for bacterial contamination
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