NEET Previous Year Question
Grafted kidney may be rejected in a patient due to :-
Topic: NEET PYQ
Answer: C. Full step-by-step solution below.
- AInnate immune response
- BHumoral immune response
- CCell-mediated immune response
- DPassive immune response
Correct answer: C
Solution
(c) A grafted kidney is recognized as foreign (non-self antigen) by the recipient’s immune system. The rejection is mainly carried out by T-lymphocytes (especially cytotoxic T cells), which are part of the cell-mediated immune response.• T cells attack and destroy transplanted tissue → causes graft rejection.
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