Dermatology- study of skin & skin related diseases.
The largest organ of the body.
Outer layer of the skin- Epidermis. It is made of protein keratin.
Melanin gives colour to skin & protect from harmful UV rays.
Melanocyte cells produce melanin.
Skin excrete water, urea, uric acid.
The duties of skin is the production & storage of fat, vitamin D, regulate body temperature.
Albinism- a genetic disease in which body won't produce melanin. It's common in negros.
Exima, psoriasis, leprosy are the diseased which effect skin.
Ceebum gives smoothness to skin.
Eczema & Scurvy are eye diseases.
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