Histamine increases blood flow and vascular permeability. This would account for all of the following changes that occur during inflammation except
A) redness of the inflamed tissue.
B) chemotaxis of phagocytes.
C) heat of the inflamed tissue.
D) movement of defense proteins and cells into the interstitial space.
E) swelling of the inflamed tissue.

Question

Quizplus · Accepted Answer

Histamine activates chemotaxis of phagocytes, which is a process by which immune cells are attracted to the site of inflammation to fight against pathogens. Thus, this choice is not affected by histamine's role in increasing blood flow and vascular permeability.

Histamine Increases Blood Flow and Vascular Permeability