Histamine ________. causes local blood vessels to dilate attracts natural killer cells stimulates the release of defensive proteins repels phagocytic cells

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28-04-2018
Biology

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Histamine ________. causes local blood vessels to dilate attracts natural killer cells stimulates the release of defensive proteins repels phagocytic cells

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BioWizard BioWizard · Answer 1 · 2018-05-08T14:06:49+02:00

BioWizard BioWizard

08-05-2018

Histamine causes local blood vessels to dilate.

Histamine is produced by basophils and by mast cells and one of its function is to increase the permeability of the capillaries. Histamine stimulates blood vessels to dilate by releasing nitric oxide, EDHF and other compounds from the endothelial cells and this, it causes a fall in the blood pressure.

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