Zusammenfassung der Ressource
Functions of the skin
- Protection
- Epidermis-damage,water loss,entry of pathogens
- Melanin- ultraviolet radiation
- Sebum Oil-keeps epidermis intact
- Vitamin Production
- Vitamin D made
- Food Store
- Fat stores energy
- Excretion
- Sweat removes water and salts from body
- Sense organ
- Has receptors-allow to sense touch,pain & temp
- Temperature Regulation
- Cold
- Hair stands up
- Blood vessels become narrow
- Shivering
- Warm
- sweating
- Blood vessels dialate (widen)