What chemical does your body release that promotes red, swollen tissues?

a - histamines
b - antihistimines
c - medication
d - immune attack

please help, i do not understand this question.

Question

What chemical does your body release that promotes red, swollen tissues? 

a - histamines
b - antihistimines
c - medication
d - immune attack

please help, i do not understand this question.

zpupster · Answer

b

many everyday instances of swelling are caused by a histamine reaction to an allergen

anonymous · Answer

a
histamines are released by the body due to allergic triggers like pollen..they cause swelling. ANTIhistasmines block histamines so swelling would reduce

zpupster · Answer

sorry a is the right answer- i typed b but gave you the right answer in the sentence provided