HOW THE SKIN PROTECTS THE BODY The skin plays a major part in regulating human body temperature and protecting the body. It consists of two layers: the outer epidermis and the inner epidermis. Beneath these layer is the adipose tissue, which contains fat-rich cells. PROTECTION:The outermost layers of the skin are dead cells, this protects the living cells below from Infection, Mechanical, Dehydration. The epidermis protects the body from damage and acts as barrier to prevent the loss of water and the entry of pathogens.The epidermis is the outer layer of the skin. Cells in the Malpighian layer are constantly dividing by mitosis to produce new epidermal cells, with dead skin cells falling off by the tens of thousands each minute. As the new cells are being pushed out through the granular layer, they produce a waterproof protein called keratin which is in your …show more content…
ACNE VULGARIS Acne vulgaris is a long term skin disease where hair follicles are clogged with dead skin cells and oil from the skin. (A)SYMPTOMS AND SIGNS Acne commonly appears on the face, shoulders, upper back and chest. Symptoms vary depending seriousness of your condition. Whiteheads (closed clogged pores) Blackheads (open clogged pores) Small red, tender bumps (papules) Pimples (pustules), which are papules with pus at their tips Large, solid, painful lumps beneath the surface of the skin (nodules) Painful, pus-filled lumps beneath the surface of the skin (cystic lesions) (B)TYPICAL AGE OF ONSET Common during puberty or from 25 years onwards where there is an increase in the number of androgens hormones in males and females, especially in males where they are more likely to develop acne. (C)CAUSES Acne vulgaris has few causes- hair follicles clogged by oil and dead skin cells, bacteria, excess oil production and excess activity of a type of hormone