26 Questions
What is the primary purpose of using blast freezers in component preparation?
To enhance clotting factor recovery
What is the indication for using whole blood for transfusion?
To provide oxygen-carrying capacity and volume expansion
What is the shelf life of whole blood units when irradiated?
28 days
What is the primary difference between packed red blood cells and whole blood?
The presence of plasma
What is the indication for using irradiated RBCs?
To prevent transfusion-associated graft-versus-host disease
What is the minimum dose of gamma irradiation required for RBCs?
25 Gy
What is the purpose of washing RBCs?
To remove plasma proteins
What is the indication for using leukoreduced RBCs?
To prevent febrile reactions in patients
What is the shelf life of packed RBCs in an open system?
24 hours
What is the effect of transfusing 10 mL/kg of RBCs with a hematocrit level of 80% in a neonate?
Increase the hemoglobin level by 3 g/dL
What is the primary purpose of blood transfusion?
To treat inadequate oxygen-carrying capacity and insufficient coagulation proteins
What is the difference between autologous and allogenic transfusions?
Autologous is when the donor and recipient are the same, allogenic is when the donor and recipient are different
What is the primary advantage of component therapy?
It enables the transfusion of specific blood components needed by the patient
What is the purpose of centrifugation in blood component preparation?
To separate blood components
What is the purpose of apheresis in blood component preparation?
To collect targeted blood components
What is the name of the equipment used to spin whole blood in component preparation?
Blood Bank Centrifuge
What is the purpose of tube sealers in component preparation?
To connect blood bags
What is the name of the plasma-derived component used to treat hepatitis B?
Hepatitis B immune globulin
What is the name of the blood component that carries oxygen?
Red blood cell concentrate
Why is dividing a unit of whole blood into components a common practice?
To optimize the use of blood as a therapeutic material
What is the effect of radio frequency energy on PVC?
It melts the material
What is the purpose of a blood component tubing sealer?
To melt and seal the tubing
Where are the seals usually placed on red blood cell components?
At strategic locations with a serial number
What is the primary function of plasma expressors?
To apply pressure to the blood bag
What is an advantage of automated expressors compared to manual counterparts?
They provide more consistent product quality
What is a feature of the Compomat G5 expressor?
A barcode scanner
Test your knowledge on blood transfusion, its indications, and the preparation of blood components. Learn about the conditions that require blood transfusion and the importance of this medical procedure. Get ready for the IMH FINALS!
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