In tuberculosis,the body walls off the bacilli in a tubercle by stimulating which action?
A) Macrophages that release tumor necrosis factor-alpha (TNF-α)
B) Phagocytosis by neutrophils and eosinophils
C) Formation of immunoglobulin G to initiate the complement cascade
D) Apoptotic infected macrophages that activate cytotoxic T cells

Question

Quizplus · Accepted Answer

In defense,macrophages and lymphocytes release interferon,which inhibits the replication of the microorganism and stimulates more macrophages to attack the bacterium.Apoptotic infected macrophages can also activate cytotoxic T cells (cluster of differentiation [CD] 8).Tuberculosis does not trigger the mechanisms described by the other options.

In Tuberculosis,the Body Walls Off the Bacilli in a Tubercle