THE ANATOMY AND PHYSIOLOGY OF SKIN
What is SKIN? The study of the skin is called dermatology derived from the latin word ‘dermis’ which means 'the skin'. It is the outer covering of the body also known as an integument. The skin is the largest organ that protects the surface of our body from infection and any other harmful invasions that may compromise our wellbeing. It is made up of three layers; the epidermis, the dermis and hypodermis also known as the subcutaneous layer. The epidermis is the outermost keratinized layer of the skin that is predominately made up of pigmented dead skin cells. Furthermore, the epidermis is divided into five different layers known as stratum basal or germinatum, stratum spinosum, stratum granulosum, stratum lucidium and stratum corneum. The second layer is the dermis which mainly comprises of blood vessels, nerve cells, sweat glands and the hair follicle. The basal layer of the skin is the hypodermis also known as subcutaneous layer; it is predominately made up of fat
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