What chemical mediator initiates an inflammatory reaction?

 Histamine, is the chemical mediator initiates an inflammatory reaction. An inflammatory mediator is basically defined as that act in blood vessels and cells for promote response of inflammatory mediator.  Histamine is the main chemical mediator which are released from the cells during inflammation, which increases vascular permeability. It is stored in granules and mast cells and get released immediately when the cells get injured.

answer:

yes

explanation:

if i knew what u looked like

answer: all of the above

a. apply ice to the affected area.

b. administer tylenol (acetaminophen).

c. put a gate across the stairs.

d. apply knee and elbow protectors.