THE IMMUNE SYSTEM

THE IMMUNE SYSTEM

1. 2. What are the two subsystems?

   • the innate (non-specific) immune system
     • Provides a general defence against germs and harmful substances
     • Combat the use of immune stones
     • Fights harmful substances and germs enter the body
   • The adaptive (specific) immune system
     • Produces
       • antibodies
     • combat certain germs with which the body has been in contact

2. 1. What is the immune system made up of?

   • White blood cells
     • Help fight infections and other diseases
   • Thymus
     • Produces
       • red blood cells
         • They are necessary to transport oxygen
       • platelets
         • They are necessary for the blood to clot
       • white blood cells
         • They are necessary to fight infections
   • Bone marrow
     • Filters and controls blood content
     • Produces
       • white bllood cells
         • called T-lymphocytes
   • Spleen
     • Produces comonents of the immune system to fight disease
   • Lymphatic system
     • Reacts to bacteria
     • Controls fluid levels in the body
     • treats cancer cells and cell products
   • Complement system
     • complements the work of antibodies
     • Is made up of proteins
   • Antibodies
     • help the body to fight microbes or the toxins they produce

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