Quality Assurance Practices in Blood Bank Flashcards
(32 cards)
Blood banks are inspected ______
Annually
Antisera should be stored at ____ when not in use
2-6 degree celcius
Blood banks must check each reagent ______ for correct reactivity
each day of use
RBCs selected as + controls for antisera must be ____ for antigen being tested in order to provide an accurate indication of antisera potency
heterozygous
Positive and negative controls must be used for ______
Each reagent tested
ABO antibody controls and AHR reagent must be tested _______
Daily
Reagent red cells must be checked for presence of ________
Hemolysis
Timing of the centrifuge and serofuges must be checked _____ with stopwatch
Periodically
Speed must be monitored with ______ every ____ months
Tachometer; 6 months
Water baths and heat blocks should be maintained at _____
37 degree celcius
Refrigerators, freezers, and platelet incubators should have temperature monitor every_______
4 hours
Rh view box glass surface temperature should be at _______
48-50 degree celcius
Donor’s hemoglobin can be determined using ________
Copper sulfate method
Copper sulfate specific gravity
1.054
Solution for copper sulfate test should be changed ______
Daily
___ tests can be performed in a ___ mL container solution
45 test; 3 mL
Drop of blood is placed at about 1 cm from the surface of the sol’n
1cm
The drop of blood will sink within _____ seconds, otherwise hemoglobin value is unacceptable
15 seconds
Donor ABO/Rh
10 years
Donor antibody screen
10 years
Informed consent for donation
10 years
Physical examination
10 years
medical history information
10 years
Identification number of donor unit
10 years
