Blood groups and transfusion reactions Flashcards
1
Q
2 homeostatic responses to blood loss
A
- Haemostasis- Vascular spasm, platelet plug formation, coagulation
- Increasing production of RBC
2
Q
Define erythropoiesis
A
Production of RBC
3
Q
4 Blood groups and antigens and antibodies
A
People with blood group A have Antigens and B antibodies
People with blood group B have B antigens and A antibodies
People with blood group AB has AB antigens and no antibodies
People with blood group O have no antigens and A&B antibodies
4
Q
What is the blood type for universal recipients?
A
o negative
5
Q
Define typing and cross-matching
A
- Identify the blood group you have
2. Mixing the donor and recipients blood for compatibily
6
Q
3 types of transfusion reactions
A
- Anaphylactic reaction
- Mild allergic reaction
- Circulatory overload
7
Q
What is a febrile reaction?
A
Reaction to WBC, platelets, or plasma protein from donor
8
Q
What is haemolysis?
A
Destruction of RBC
