Chapter 34: The Immune System
1. Antigen – foreign material used to create an immune response; proteins that
protect against disease. Pathogen – disease causing microorganisms.
3. Primary response – provides antigens that need 3 to 14 days to build an
immune response; secondary response – quick repeated exposure to an
antigen.
4. Inflammation is a sign of infection – it may cause pus, redness, swelling, pain,
Clinical Situation