Immune System Terms

• Immun/o 


  protection

  e.g. Human immunodeficiency virus (HIV)
• Lymph/o


  lymph, relating to the lymphatic system

  e.g. Lymphatic system
• Splen/o


  spleen
• antigen


  substance the immune system reacts against e.g. spike protein of coronavirus (pathogens)
• antibody


  antibodies - protein that recognises foreign antigens

  A substance developed in blood as an anti-toxin, against the toxic 'body'.