A foreign substance irritating to the body is a(n)

Question

Quizplus · Accepted Answer

A foreign substance that triggers an immune response in the body is called an antigen. Antibodies are proteins produced by the immune system to target specific antigens, and fever is a symptom of an immune response but not a specific immune system component. Allergy is a hyperactive immune response to certain substances, but not all foreign substances are allergens. Therefore, the best choice is B) antigen.

A Foreign Substance Irritating to the Body Is A(n)