Blood Bank Mock BOC Questions and Answers
The minimum hemoglobin concentration in a fingerstick from a male blood donor is ANSWER 12.5 g/dL (125 g/L)
What constitutes permanent rejection status of a donor? ANSWER Confirmed positive test for HBsAg 10 years previously
Female Donor. Age:16, T...
Blood Bank Mock BOC Questions and Answers
The minimum hemoglobin concentration in a fingerstick from a male blood donor is ANSWER 12.5 g/dL (125 g/L)
What constitutes permanent rejection status of a donor? ANSWER Confirmed positive test for HBsAg 10 years previously
Female Donor. Age:16, Temp: 99.0 degrees F. Hct: 36%, History: Tetanus toxoid immunization 1 week previously. How many results excludes this donor from giving blood for a routine transfusion? ANSWER 1. Hct must be >38%
Prior to blood donation, the intended venipuncture site must be cleaned with a scrub solution containing ANSWER PVP iodine complex
All donor blood testing must include ANSWER serological test for syphilis
During the preparation of Platelet Concentrates from Whole Blood, the blood should be ANSWER Cooled towards 20-24 degrees celcius
The Western blot is a confirmatory test for the presence of ANSWER Anti-HIV-1
The test that is currently used to detect donors who are infected with the AIDS virus is ANSWER Anti-HIV 1,2 A commonly used screening method for anti-HIV-1 detection is ANSWER Enzyme-labeled immunosorbent assay (ELISA)
A unit of packed cells is split into 2 aliquots under closed sterile conditions at 8 am. The expiration time for each aliquot is now ANSWER The original date of the unsplit unit
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 ANSWER 35 days
When platelets are stored on a rotator set on an open bench top, the ambient air temperature must be recorded ANSWER Every 4 hours
What is the correct storage temperature for FFP? ANSWER -20 degrees celcius
A unit of RBCs is issued at 9 am. At 910 am the unit is returned to the Blood Bank. The container has not been entered, but the unit has not been refrigerated during the time span. The best course of action for the tech is to ANSWER Record the return and place the unit back into inventory
The optimum storage temperature for RBCs is ANSWER 4 degrees celcius
If the seal is entered on a unit of RBCs stored at 1 to 6 degrees celcius, what is the maximum allowable storage period in hours? ANSWER 24
The optimal storage temperature for cryoprecipitated AHF is ANSWER -20 degrees celcius Cryoprecipitated AHF must be transfused within what period of time following thawing and pooling? ANSWER 4 hours
Platelets prepared in a polyolefin type container stored at 22-24 degrees in 50 mL of plasma, and gently agitated can be used for up to ANSWER 5 days
The optimum storage temperature for platelets is ANSWER 22 degrees celcius
According to AABB standards, FFP must be infused within what period of time following thawing? ANSWER 24 hours
Cryoprecipitated AHF, if maintaining in the frozen state at -18 degrees celcius or below, has a shelf life of ANSWER 12 months
Once thawed, FFP must be transfused within ANSWER 24 hours
In liquid state, plasma must be stored at ANSWER 1-6 degrees celcius
Irradiation of a unit of RBCs is done to prevent the replication of donor ANSWER lymphocytes
Plastic bag overwraps are recommended when thawing units of FFP in 37 degrees celcius water baths because they prevent ANSWER The entry ports from being contaminated with water
What blood component must be prepared within 8 hours after phlebotomy? ANSWER FFP
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