Every day our bodies are exposed to a plethora of pathogens, yet we stay relatively healthy. Why?

The immune system is a potpourri of organs, cells, tissues, and chemicals that protect the body against harmful materials. One of the most complex, body systems, the immune system provides defenses against viruses, bacteria, pollen, cancerous cells, and other foreign materials.

The following are components of the immune system:

• Innnate/Nonspecific Immunity:
  • Skin
  • Tears
  • Mucus
  • Saliva
  
  
• Adaptive/Specific Immunity:
  • Antibodies
  • white blood cells
  • thymus
  • spleen
  • lymph nodes
  • liver
  • bone marrow
  • blood(stream)
  • plasma
  • tonsils