Chemical mediators of inflammation include a. interferon. b. complement. c. histamine. d. antibodies. The second line of defense of the innate defense mechanisms includes a. the mucous membranes. b....

Chemical mediators of inflammation include

a. interferon.

b. complement.

c. histamine.

d. antibodies.

The second line of defense of the innate defense mechanisms includes

a. the mucous membranes.

b. the macrophages.

c. fever.

d. the natural killer cells.