If a child was allergic to a substance scratched onto their skin,the area would turn red and swollen within about 10 minutes.Which of the following would cause these symptoms?

Question

Quizplus · Accepted Answer

The release of histamine is a common response to an allergic reaction, causing redness and swelling in the area affected by the allergen. Interleukin-10 is an anti-inflammatory cytokine, and recruitment of B cells is an immune response that occurs over a longer period of time. The presence of flatworms or dust mites is unlikely to cause an immediate allergic reaction.

If a Child Was Allergic to a Substance Scratched onto Their