
Statistics
THE ENTIRE 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 in weight | 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 . . .)