Question

What is the definition of an allergy?

Options

• The exaggerated immune response to certain environmental antigens

• The normal immune response to pathogens in the environment

• The production of excessive amounts of white blood cells

• A deficiency in the immune system's ability to respond to threats

Answer 1

An allergy is specifically defined as an exaggerated immune response to certain environmental antigens. This means the immune system reacts more intensely than necessary to harmless substances, producing symptoms that range from mild to severe depending on the type and severity of the allergic response.