Inflammation is characterized in part by redness and swelling. In inflammation, _ _ increases blood flow to affected tissues (producing redness)and causes fluid to leak out of the blood vessels and into the tissue (producing swelling).

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Quizplus · Accepted Answer

Histamine is a compound released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries, which increases blood flow and causes fluid leakage, leading to redness and swelling.

Inflammation Is Characterized in Part by Redness and Swelling