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structures of the skin (Malasseia (Member of the microbiome, it is a…

- - - - sweating, dilation and constriction of blood vessels.
  - - - tough leathery structure
      - made up of loosely packed cells, connecting protein fibers, small muscles, sweat glands, blood vessels, nerve endings, and hair follicles.
      - provided strength and flexibility and supports the growth of the covering epidermis
    - - Bloodless
      - has 4-5 layers
        
        each layer is made up of tightly packed cells
        
        basal cells
        
        adjoin the dermis, divide continuously, pushing their offspring toward the surface.
        
        they absorb melanin.
        
        epidermal cells also fill with a waterproofing protein called keratin
        
        a hardened form of keratin forms nails, hair, and accessory organs
        
        defensive cells
        
        called dendritic cells, they phagocytize microbes that penetrate the deeper levels of the epidermis and then deliver microbial antigens to defensive lymphocytes.