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WHY DO WE FAL - ), , Introduction, , Health, , Health is a complete state of physical, mental and social ee, , The Immune System, An immune system is the part of the body that provides protection sens se, , pathogens, invading foreign substances and other toxins, , Skin and Mucous Membranes, , Skin and Mucous membranes act as the layer of defence. While skin protects the body, externally, mucous membrane protects the insides of the body., , Leucocytes or Leukocytes. They are the important, d are present in the blood and lymph. They function, protect our body free from pathogens and, , n the location as well., , d are classified based 0, in the blood are neutrophils, lymphocytes,, , lized functions., , WBC, , WBC- White blood cells are called, ur immune system an, kill the pathogens and, f different types of an, blood cells found, hils. These blood cells have specia, , components of 0, by attacking and, infections. There are 0, , The different types of White, monocytes, basophils, ad eosinop, , Macrophages and NK Cells, ells of the immune system. These cells are, , Macrophages are large and specialized C, produced in response to infections or due to the development of damaged or dead cells., rough destruction and ingestion. Natural Killer Cells bind to the, , They attack cancer cells th, , enemy cell and they dissolve the membrane so the cell can’t function., , Dendritic Cells, Dendritic cells create the memory and carry information about the pathogens to the liver, , spleen, lymph nodes., , Inflammatory Response, injured or infected by a, , An inflammatory response is seen in the body when it gets, pathogen. Inflammations help in the localization of the issue and prevent it from spreading.