Which system of our body is activated in response to infection and explain how it responds. Share with your friends Share 3 Jahirul Mazumder answered this Please refer the link below: https://www.meritnation.com/ask-answer/question/why-system-of-our-body-is-activated-in-response-to-in-fectio/why-do-we-fall-ill/6913376 -3 View Full Answer Neil Lasrado answered this Our immune system is activated in response to infection it responds by sending out certain antibodies which fight against the disease 16