Delayed hypersensitivity is due to -: (A) Neutrophils, (B) Monocytes, (C) Eosinophils, (D) Lymphocytes
Answer is D. Ans. is 'd' i.e., Lymphocytes Cell mediated (Type IV) hypersensitivityo It is initiated by activated T-lymphocytes.o It includes:1. Delayed type hypersensitivity - mediated by CD-4 T cells.2. T-cell mediated cytotoxicity - mediated by CD8- T cells.