In a type III hypersensitivity reaction, the harmful effects after the immune complexes are deposited in tissues are a result of:
A)cytotoxic T cells.
B)natural killer cells.
C)complement activation.
D)degranulation of mast cells.

Question

Quizplus · Accepted Answer

The harmful effects of immune complex deposition are caused by complement activation, particularly through the generation of chemotactic factors for neutrophils. The neutrophils bind to antibody and C3b contained in the complexes and attempt to ingest the immune complexes.

In a Type III Hypersensitivity Reaction, the Harmful Effects After