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Skin cross-section, showing the epidermis, dermis, perichondrium, elastic cartilage, a myelinated nerve fiber, and a muscular artery. Colorised SEM X160.

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body modification, made by inserting indelible ink into the dermis layer of the skin to change the pigmentWho needs tattoos?

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Layers of the skin project! By: Tatiana Wallace, Candy corn: stratum corneum, Clear gummy bears: stratum lucidum, Nerds:stratum granulosum, Night crawlers: stratum spinosum, Blackberry candy: stratum basale (germatavum), Boston baked beans: dermis, Lemon heads: subcutaneous layer, Hair: sour punch straws

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Collagen fibres. Coloured scanning electron micrograph (SEM) of collagen from the dermis of the skin. Collagen is a protein with a high tensile strength.

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Skin, lateral cut A section through human skin. The skin layers, from top to bottom, are the stratum corneum, composed of flattened, dead skin cells that form the surface of the skin. The dead cells from this layer are continuously being shed and replaced by cells from the living epidermal layer below (red). The lowest layer seen here is the dermis. In the middle, a sweat gland can be seen.

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