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Integumentary System, (Epidermis, Hypodermis, Dermis), (BURNS, BLISTER-…

- - - - 5 layers of epidermis (from deepest layer up)
      - Stratum basale
      - Forms dermal papilla
      - Where mitosis occurs, creating new cells on the bottom. New cells migrate up
      - Stratum spinosum (spiny appearance)
      - Dark coloured skin have more melanosome
      - Stratum granulosum
      - Granular in appearance
      - Layer gets nutrients via diffusion
        
        Stratum lucidum
      - Not found in all skin
      - Found in thick skin - soles of foot & palms
      - For more protection
      - Stratum corneum
      - Dead skin cells
- - - - Blood vessels
      - Glands (sweat, sebaceous)
      - Hair follicles with erector pili muscles
      - Nerves
    - - Sensory perception (warmth, coolness, pain, tickling & itching)
      - Sweat production
      - Regulation of body temperature
      - Elasticity
      - Resistance to stretching & pulling
- - - - it damages the skin barrier function (the 'glue' of the skin) this loss of barrier function makes the skin more sensitive and more prone to infection and dryness