English, asked by ishi37, 1 year ago

how the reaction of the body can be triggered

Answers

Answered by shravani657
1
Answer:

During a reaction, your immune system releases antibodies. These are proteins that deliver a message to cells: Stop that substance! The cells then send out histamine, which causes blood vessels to expand, and other chemicals, and these trigger the allergy symptoms.

Thank you
Hope it may help you
Similar questions