Delayed type hypersensitivity primarily involves
A)erythrocytes.
B)B cells.
C)T cells.
D)mast cells.

Question

Quizplus · Accepted Answer

Delayed type hypersensitivity is a type IV hypersensitivity reaction that primarily involves T cells, specifically CD4+ helper T cells and CD8+ cytotoxic T cells that respond to specific antigens. The reaction typically occurs 24-72 hours after exposure to the antigen and can result in tissue damage or destruction. Erythrocytes, B cells, and mast cells are not primarily involved in this type of hypersensitivity.

Delayed Type Hypersensitivity Primarily Involves