BB D-3 Flashcards
Which of the following information is not required for whole blood donors?
OCCUPATION
Which of the following would be cause for deferral for a male donor?
Hematocrit of 37%
Which of the following would be cause for permanent deferral?
History of hepatitis after 11th birthday
Positive hepatitis C test result
Positive HTLV-I antibody
Positive anti-HBc test resul
Immunization for rubella would result in a temporary deferral for:
4 WEEKS
Which of the following donors is acceptable?
Donor who had a first-trimester abortion 4 weeks ago
Which of the following tests is not required as part of the donor processing procedure for allogeneic donation?
ANTI-CMV
Which of the following lists the correct shelf-life for the component?
Deglycerolized RBCs—24 hours
Each unit of cryoprecipitate prepared from whole blood should contain approximately how many units of AHF activity?
80 IU
The required storage temperature for frozen RBCs using the HIGH GLYCEROL method is:
–65°C
Once thawed, FFP must be transfused within:
24 HOURS
Quality control for packed RBCs requires a maximum hematocrit level of:
80%
Prothrombin complex concentrates are used to treat which of the following?
Factor IX deficiency
RBCs that have been LEUKOREDUCED must contain less than ______ and retain at least ______ of original RBCs.
5 × 10 6th /85%
Cryoprecipitate that has been pooled must be transfused within ______ hours.
4
The most common anticoagulant used for apheresis procedures is:
CITRATE
The minimum interval allowed between plateletpheresis component collection procedures is:
2 DAYS
Which of the following can be given to an apheresis donor to increase the number of circulating granulocytes?
G-CSF
Leukocyte-reduced filters can do all of the following EXCEPT:
Prevent TA-GVHD
Albumin should NOT be given for:
NUTRITION
Of the following, which blood type is selected when a patient cannot wait for ABO-matched RBCs?
O
Which type of transplantation requires all cellular blood components to be irradiated?
BONE MARROW
Select the appropriate product for a bone marrow transplant patient with anemia:
Irradiated RBCs
What is the maximum volume of blood that can be collected from a 110-lb donor, including samples for processing?
525 ML
When RBCs are stored, there is a “shift to the left.” This means:
Hemoglobin oxygen affinity increases, owing to a decrease in 2,3-DPG.
Which of the following anticoagulant preservatives provides a storage time of 35 days at 1°C to 6°C for units of whole blood and prepared RBCs if an additive solution is not added?
CPDA-1
What are the current storage time and storage temperature for platelet concentrates and apheresis platelet components?
5 days at 20°C to 24°C
What is the minimum number of platelets required in a platelet concentrate prepared from whole blood by centrifugation (90% of sampled units)?
5.5 x 10 10th
RBCs can be frozen for:
10 YEARS
Whole blood and RBC units are stored at what temperature?
1°C to 6°C
Additive solutions (AS) are approved for storage of red blood cells for how many days?
42 DAYS
What is the lowest allowable pH for a platelet component at outdate?
6.2
Frozen and thawed RBCs processed in an open system can be stored for how many days/hours?
24 HOURS
Which of the following occurs during storage of red blood cells?
pH decreases
What is the component of choice for a patient with chronic granulomatous disease (CGD)?
GRANULOCYTES
What method can be employed to detect bacteria in random donor platelets?
Pan genera detection (PGD) assay
A unit of packed RBCs is split using the open system. One of the half units is used. What may be done with the second half unit?
Must be issued within 24 hours
How does irradiation prevent transfusion associated graft-versus-host disease (TA-GVHD)?
Gamma rays and x-rays destroy the lymphocytes’ ability to divide
Which component has the longest expiration date?
FROZEN RBCS
Deferral period for Hepatitis B Ig (HBIg) immunization
12 MONTHS
A whole-blood donor currently on clopidogrel (Plavix) is precluded from donating which product?
PLATELETS
A woman begins to breathe rapidly while donating blood. Choose the correct course of action.
Discontinue the donation and provide a paper bag
Minimum weight of female donor for double RBC pheresis:
150 LBS
Minimum weight of male donor for double RBC pheresis:
130 LBS
Donors who have received blood or blood products within 12 months of when they desire to donate are deferred to protect the recipient because the
Blood could have transmitted hepatitis (HBV or HCV) or HIV
Which of the following viruses resides exclusively in leukocytes?
CMV
Even though it is properly collected and stored, which of the following will fresh frozen plasma (FFP) not provide?
PLATELETS
The last unit of autologous blood for an elective surgery patient should be collected no later than __ hours before surgery.
72 HRS
For preparation of packed RBCs: if CPDA-1 is used, _____ mL of plasma can be removed, leaving the RBC product with a hematocrit of 65% to 80%.
200 to 250 mL plasma removed
For apheresis donors who donate platelets more frequently than every 4 weeks, a platelet count must be performed prior to the procedure and be at least
At least 150, 000/uL
Heavy spin centrifugation
5, 000 x g for 5 minutes
Plasmapheresis donors must have a serum total protein of at least ___ g/dL.
6 g/dL
