1.structure and function of the skin rp

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1.structure and function of the skin rp

  1. 1. Structure and Function of the Skin Dr Robert Paver Dermatologist Medical Director Skin and Cancer Foundation Westmead
  2. 2. Structure and Function of the Skin
  3. 3. Structure and Function of the Skin
  4. 4. Structure and Function of the Skin
  5. 5. Structure and Function of the Skin
  6. 6. Structure and Function of the SkinStratum Corneum –Keratin is produced bythe epidermal cells asthey move upwardsfrom the basal layer Protection, fluidconservation, UV
  7. 7. Structure and Function of the SkinEpidermis –keratinocytes producethe keratin whichforms the stratumcorneumprotection, replication
  8. 8. Structure and Function of the SkinDermis- papillarydermis is a thin layer ofloose collagen beneaththe epidermal basallayer.Reticular dermis is thickstrong collagenstrength and supportstructure
  9. 9. Structure and Function of the SkinSubcutaneous fat – cushioning andthermoregulationAppendages: Hair- touch, protection, cosmetic, thermoregulationSebaceous glands- moisturizing greaseEccrine glands- Sweat produced for thermoregulationApocrine glands- uncertain ?vestigial sexual
  10. 10. Structure and Function of the SkinSpecialized cells: melanocytes - UV protection langerhans cells –immune surveillance merkel cells, meiseners corpuscles,pacinian corpuscles, nerve endings –sensory inputBlood vessels –nourishmentLymphatics- fluid drainage
  11. 11. ReferencesAustralasian College of DermatologistsOnline Student Teaching ModulesImages and Explanations of all skin diseases www.dermnetnz.orgLecture Notes on Dermatology (Brown andBurns) Blackwell PublishingSkin Disease Diagnosis and Treatment (Habif) Elsevier Mosby Publishing
  12. 12. The End

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