PATHOLOGY

Detailed explanation-1: -called antigens. Immunity results from the production of specialized lymphocytes and antibodies. individual. A person may develop or acquire immunity after birth.

Detailed explanation-2: -Antigen: The component of a pathogen that triggers the production of antibodies when it is introduced into the body.

Detailed explanation-3: -Lymphocytes are cells that circulate in your blood that are part of the immune system. There are two main types lymphocytes: T cells and B cells. B cells produce antibody molecules that can latch on and destroy invading viruses or bacteria.

Detailed explanation-4: -The thymus will have produced all the T cells an individual needs by puberty. After the T and B lymphocytes have matured in the thymus and bone marrow, they then travel to the lymph nodes and spleen where they remain until the immune system is activated.