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The human skin is the outer covering of the body and is the largest organ of the integumentary system. The skin has up to seven layers of ectodermal tissue guarding muscles, bones, ligaments and internal organs. Human skin is similar to most of the other mammals' skin, and it is very similar to pig skin.
A mole can be either subdermal (under the skin) or a pigmented growth on the skin, formed mostly of a type of cell known as a melanocyte. The high concentration of the body's pigmenting agent, melanin , is responsible for their dark color.
Skin is the layer of usually soft, flexible outer tissue covering the body of a vertebrate animal, with three main functions: protection, regulation, and sensation. Other animal coverings, such as the arthropod exoskeleton, have different developmental origin, structure and chemical composition.
It occurs when skin cells grow uncontrollably, forming malignant tumors. The primary cause of skin cancer is prolonged exposure to ultraviolet (UV) radiation from the sun or tanning devices. Skin cancer is the most commonly diagnosed form of cancer in humans.
Epidermis. Microscopic image showing the layers of the epidermis. The stratum corneum appears more compact in this image than above because of different sample preparation. The epidermis is the outermost of the three layers that comprise the skin, the inner layers being the dermis and hypodermis. [1]
Skin expansion is a common surgical procedure to grow extra skin through controlled mechanical overstretch. It creates skin that matches the color, texture, and thickness of the surrounding tissue, while minimizing scars and risk of rejection.
Skóra (łac. cutis, gr. derma) – największy narząd powłoki wspólnej [1] (łac. integumentum commune) kręgowców o złożonej budowie i wielorakich funkcjach; powłoka właściwa.Ogólna powierzchnia skóry u człowieka wynosi 1,5-2 m², a grubość wynosi 1,5-5 mm. Składa się z trzech warstw: naskórka, skóry właściwej i tkanki podskórnej.
