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integumentary (skin injuries and repair (skin is often bruised,scratch…

- - - - skin is vulnerable to disease-causing organisms when injured
  - - - Results when blood vessels in the dermis burst
        
        Red blood cells leak into surrounding tissues.Hemoglobin in blood breaks down and release pigments that cause the skin to change color
        
        Pigment is gradually absorbed into the bloodstream and skin begins to look normal
  - - - Blood released from the tear or cut untill it clots and scabs.
        
        Cells fight off infection while skin cells try to repair the dermis and epidermis
        
        Scars may form if the cuts is large enough and the healing results in thick tissues fibers
  - - - Skin is taken frrom other parts
- - - - Dermis has about 3 million sweat glands. when blood vessels expand sweat moves out onto the skin. Heat transfers to the sweat evaporates and cools skin
- - - - Dermis: directly below epidermis, thickest layer, contains blood vessels/nerves/muscles/ oil sweat glands and other structures,below the dermis is the fatty layer where body fat is stored to help insulate the body
      - Epidermis: outer most and thinnest most layer of The most outside part of the epidermis consists of dead skin cells. skin.