L3.7.4: Developmental Aspects of Skin and Body Membrane

• Developmental aspects of skin and body membrane

  • Lanugo
  • Vernix Caseosa
  • Milia
  • Acne
  • Youth
  • Aging
  • Skin cancer
  • Balding and/or graying
• • A downy hair
  • Covers the body by the 6th month of fetal development but disappears by birth


  Lanugo
• • An oily covering
  • Apparent at birth


  Vernix Caseosa
• • Small white spots
  • Common at birth and disappears by 3rd week


  Milia
• • Appear during adolescence


  Acne
• • Skin is thick, resilient, and well hydrated


  Youth
• • Skin loses elasticity and thins


  Aging
• • Major threat to skin exposed to excessive sunlight


  Skin cancer
• • Genetically determined
  • Other factors may contribute include drugs and emotional stress


  Balding and/or graying