Mast cells secrete

Options

(a) myoglobin
(b) histamine
(c) hemoglobin
(d) hippurin

Correct Answer:

histamine

Explanation:

At the site of infection, the infectious organism release some chemical to increase the flow of mast cells towards the inflammation site. Mast cell release histamine which increases the permeability of blood vessels at the site of inflammation so that more blood supply takes place. The site gets warm and red due to this.