Statistics

THE ENTRIE SKIN PER SQUARE CENTIMETRE
1,5 – 2 m2 area approx. 6 million cells
0,1 - max. 10 cm thick approx. 5000 sense end organs
10 – 20 kg weighs approx. 400 cm nerve fibres
  approx. 200 pain sensors
  approx. 100 cm blood vessels
  approx. 100 sweat glands
  approx. 15 sebum glands
  approx. 12 cold spots
  5 hairs
  2 heat receptors

Skin functions

Protection
Against dehydration, cold and heat, radiation, against pollutants, irritants, allergens, against viruses, bacteria and fungal infections, against knocks and tears

Sensation
Of hot and cold, touch, shape and texture, pain

Signals
Determine image, reflect the inner being (blushing, turning white, goose pimples . . .)