👉 The term "immunizes" is derived from Latin and means to activate or stimulate. It refers to an action that causes a body's immune system to recognize, react to, and attack foreign substances or pathogens in order to protect the body against infection, injury, or disease.
In immunology, this process involves several steps:
1.
Activation
: The immune system recognizes foreign substances or pathogens by recognizing specific antigens (molecules that are unique to a particular organism) on its surface.