ASCP BOC Study Guide Bloodbanking Exam Questions With Correct Answers
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ASCP BOC
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ASCP BOC
ASCP BOC Study Guide Bloodbanking
Exam Questions With Correct Answers
The minimum hemoglobin concentration in a fingerstick from a male blood donor is:
a. 12.0g/dL
b. 12.5g/dL
c. 13.5g/dL
d. 15.0g/dL - answerb. 12.5g/dL
Which of the following constitutes permanent rejection status of a donor...
ASCP BOC Study Guide Bloodbanking
Exam Questions With Correct Answers
The minimum hemoglobin concentration in a fingerstick from a male blood donor is:
a. 12.0g/dL
b. 12.5g/dL
c. 13.5g/dL
d. 15.0g/dL - answer✔b. 12.5g/dL
Which of the following constitutes permanent rejection status of a donor?
A. tattoo 5 months previously
B. recent close contact with a patient with viral hepatitis
C. 2 units of blood transfused 4 months previously
D. confirmed POS test for HBsAg 10 years previously - answer✔D. POS test at any time is an
indefinite deferral
Age 16;
99.0F temp;
36% hct;
tetanus toxoid immunization 1 week previously.
How many of these excludes this donor from giving blood for a routine transfusion
A. none
B. 1
C. 2
D. 3 - answer✔B. hct must be >38%; temp not exceed 99.5F; blood pressure 180/<100mm; 50-
100 pulse; toxoids and vaccines from synthetic or killed sources have no deferral
D. PVP iodine complex - answer✔D. Scrub must use iodine, eg, PVP iodine complex. People
allergic to iodine, cleaned with prep of 2% chlorhexidine and 70% isopropyl alcohol
All donor blood testing must include:
A. complete Rh phenotyping
B. anti-CMV testing
C. DAT
D. serological test for syphilis - answer✔D. syphilis testing was the first mandated donor
screening test for infectious diseases and still part of donor screening
During the preparation of Platelet Concentrates from Whole Blood, the blood should be:
A. cooled towards 6C
B. cooled towards 20-24C
C. warmed to 37C
D. heated to 57C - answer✔B. Platelets prepared and stored at 20-24C for optimum function
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. uses purified HIV proteins to confirm reactivity in
samples whose screening test for anti-HIV is POS
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. Causative agent AIDS is HIV type 1 and 2
D. enzyme-labeled immunosorbent assay - answer✔D. ELIZA is very sensitive method to
screen donors for markers of transfusion-transmitted viruses
A unit of packed cells is split into 2 aliquots under closed sterile conditions at 8AM. The
expiration time for each aliquot is now:
A. 4PM on the same day
B. 8PM on the same day
C. 8AM the next morning
D. the orinal date of the unsplit unit - answer✔D. Sterile stocking devices allow entry into
donor units without affecting the expiration date of the product.
A unit of RBCs 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. sterile docking devices allow entry into donor units without affecting
expiration date of product
When platelets are stored on a rotator set on an open bench top, the ambient air temp must be
recorded:
A. once a day
B. twice a day
C. every 4 months
D. every hour - answer✔C. if no automated temp, must be manually monitored every 4 hours
Which of the following is the correct storage temp for the component listed?
A. cryoprecipitated AHF, 4C
B. FFP, -20C
D. platelets, 37C - answer✔B. FFP stored at -18C or below for 12 months
A unit of RBCs is issued at 9AM. At 9:10AM the unit is returned to 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 is to:
A. culture the unit for bacterial contamination
B. discard the unit if not used within 24 hours
C. store the unit at room temp
D. record the return and place the unit back into inventory - answer✔D. Container has not been
entered, at least 1 sealed segment is attached to the container, visual inspection of unit is
satisfactory and documented, and unit has been maintained at the appropriate storage or transport
temp.
The optimum storage temp for RBCs is:
A. -80C
B. -20C
C. -12C
D. 4C - answer✔D. RBCs stored at 1-6C
If the seal is entered on a unit of RBCs stored at 1-6C, what is the maximum allowable storage
period, in hours?
A. 6
B. 24
C. 48
D. 72 - answer✔B. considered to be prepared in an open system. Expiration time is 24 hours
The optimum storage temp for cryoprecipitated AHF is:
A. -20C
B. -12C
C. 4C
D. 22C - answer✔A. Cryo AHF is stored at -18C or lower
Cryo AHF must be transfused within what time period following thawing and pooling?
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