Primary and Secondary Immune Response

Primary Immune Response:

• This happens the very first time a pathogen, with a specific antigen, enters your body
• You get ill and develop symptoms
• Antibodies are produced several days after the initial exposure to the pathogen
• A memory cell develops
• The immune response is relatively small

Secondary Immune Response:

• This happens when the same pathogen, therefore the same antigens enters your body again
• But this time you have memory cells, making you more…