THE HUMAN IMMUNE SYSTEM
TRANSFUSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Type A
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Type B
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Type AB
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Type O
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Detailed explanation-1: -blood group O – has no antigens, but both anti-A and anti-B antibodies in the plasma. blood group AB – has both A and B antigens, but no antibodies.
Detailed explanation-2: -Anti-A and-B are predominantly IgM, but may be IgG. Anti-A, B, which reacts with both A and B antigens, is present in the sera of most group O people and is often partly IgG.
Detailed explanation-3: -People with type A blood have anti-B antibodies. People with type B blood have anti-A antibodies.
Detailed explanation-4: -A person with ‘A’ blood group carries ‘A’ antigen on their RBCs and only anti-B antibodies in their serum. Since ‘AB’ blood group has both ‘A’ and ‘B’ antigen on their RBC, both of antibodies are absent in the serum.
Detailed explanation-5: -Blood group B has B antigens with anti-A antibodies in the plasma.