PATHOLOGY MCQ
INFLAMMATION
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Role of macrophages in chronic inflammation
|
|
Degranulates and release histamine
|
|
|
Produce growth factor ( GF ) for tissue repair
|
|
|
Secrete cytokines and eicosanoids
|
|
|
Display antigens to T lymphocytes and respond to signals from T cells
|
Explanation:
Detailed explanation-1: -Professional antigen-presenting cells, including macrophages, B cells and dendritic cells, present foreign antigens to helper T cells, while virus-infected cells (or cancer cells) can present antigens originating inside the cell to cytotoxic T cells.
Detailed explanation-2: -Macrophage as an inducer of the inflammation Resting macrophages produce only low levels of pro-inflammatory mediators. When an inflammatory process occurs, tissue-resident and recruited macrophages proliferate, differentiate, or become activated under the effect of interleukins or growth factors.
There is 1 question to complete.