Epidermis

Epidermis

1. Kerantinized stratified squamous epithelium

   • 5 layers ( Stratum)
     • Basale
       • Basement membrane
       • Lowermost layer contains cells
       • Mitosis
       • Contains melanocytes
     • Spinoseum
       • Layers
         • Spiny-shaped cells
       • Widespread
         • Demosomes
     • Granulosum
       • 2/3 layers
       • Flattened cells
       • Active keratinization
       • Lose nuclei
       • Compact & Brittle
     • Lucidum
       • 1 -2 cells layes
       • Flat & Transparent
       • Difficult to see
     • Corneum
       • Outermost layer
       • Cells
         • Dead
         • Keratinized
       • Barrier
         • Light & Heat
         • Chemicals
         • m/o