Assertion : Histamine is involved in allergic | vedclass

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(A) Histamine is a derivative of the amino acid $histidine$ produced by damaged cells of vertebrates.When released,it acts as a vasodilator,meaning it

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If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

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(A) Histamine is a derivative of the amino acid $histidine$ produced by damaged cells of vertebrates.When released,it acts as a vasodilator,meaning it dilates blood vessels (capillaries) and lowers blood pressure.This physiological effect is a key component of the inflammatory response and allergic reactions.Therefore,the Reason correctly explains why Histamine is involved in these reactions.

Assertion : Histamine is involved in allergic and inflammatory reactions.
Reason : Histamine is a vasodilator.

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Assertion : Histamine is involved in allergic and inflammatory reactions.Reason : Histamine is a vasodilator.