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Why do inflamed tissues appear red, swollen, and warm?

colleen

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12 years ago

Why do inflamed tissues appear red, swollen, and warm?

Why do inflamed tissues appear red, swollen, and warm?

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bio_man

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#1

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12 years ago

Affected cells release histamine, which makes capillaries leaky and dilates arterioles, causing increased blood flow. This causes redness (from increased blood flow), warmth, and swelling.

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