Immunological Memory A second exposure to an antigen results in a more rapid and enhanced • response. 01mmune Seconary 1mmune response to Primary immune response to antigen A produces antibodies to A; antigen A produces primary immune response to antigen antibodies to A. 8 produces antibodies to B. Antibodies Antibodies to A to B 10°-- ---- -- --: oj antigens A and B 14 1 21 28 35 42 Time (days) t Exposure Exposure to to antigen A 56 49 14. If a person received the flu vaccine this year, their immune system started producing antibodies to that particular strain of flu virus. Those antibodies are present in their bloodstream. Later, if a sick friend sneezes around them and they come in contact with the flu virus, they will have a secondary immune response. How would you describe their immune response (both in time and intensity)?
Immunological Memory • A second exposure to an antigen results in a more rapid and enhanced 01mmune response. Primary immune response to antigen A produces antibodies to A. Seconary 1mmune response to antigen A produces antibodies to A; primary immune response to antigen 8 produces antibodies to B. Antibodies to A Antibodies to B 10°-- ---- -- --: oj 1 14 Exposure to antigen A 21 28 35 42 t Exposure to antigens A and B Time (days) 49 56 14. If a person received the flu vaccine this year, their immune system started producing antibodies to that particular strain of flu virus. Those antibodies are present in their bloodstream. Later, if a sick friend sneezes around them and they come in contact with the flu virus, they will have a secondary immune response. How would you describe their immune response (both in time and intensity)?