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Four Different Blood Group

nbsp;WHY ARE ...

Question

WHY ARE BLOOD GROUPS MATCHED BEFORE SURGERIES ETC.?

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Solution

Blood groups of donor and recipient are matched before surgery or transfusion because the blood group of the donor must be compatible with the recipient 's blood, otherwise it may lead to serious consequences (clotting) of the patients blood that may be dangerous or even fatal.

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Why is it necessary to know the blood groups before giving transfusion?

Give reasons.

(a) The walls of capillaries are thin.

(b) It is necessary to match blood groups before giving a transfusion.

Q. Assertion (A): Tissue matching and blood group matching are essential before undergoing any organ transplantation.

Reason (R): Transplanted tissue has antigens which stimulate the specific immune response of the recipient.

Why do humans have different types of blood group? Like some have O+,B+,B-,AB+,etc

Q. Give reason for the following :
The blood groups of both the donor and recipient must be known before transfusing blood.

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Four Different Blood Group

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