While playing soccer in your backyard, you disrupt a small fire ant mound. The fire ants emerge and bite your feet. Your feet begin to show swollen, raised areas around the bites. What is happening?

Answer: Your innate internal defenses have been activated.

Explanation:

The ant bite the feet of the child and the ants released some chemicals (venom) in the body of the child.

This is recognized by the immune system of the body and the innate defense in the body starts.

Serious reactions takes place in the body in response to the ant bite. It is more common in the children as compared to that of adults.