Epidermis - the relatively thin, tough, outer layer of skin. Most of the cells in the epidermis are keratinocytes., Dermis - the thick, elastic but firm middle layer of the skin, beneath the epidermis. The dermis contains nerve endings, sweat glands and oil glands (sebaceous glands), hair follicles, and blood vessels., Subcutaneous tissue - Deepest layer of the skin which helps attach the skin to the bones and muscles. It also provides the skin with nerves and blood supply. It is mostly fat, connective tissue, and elastin, which is an elastic protein that helps tissues return to their normal shape after stretching., Sebaceous gland - Sebaceous glands are microscopic organs in the skin that secrete an oily substance called sebum that lubricates and waterproofs the skin, Sweat gland - small, coiled, simple tubular glands that produce sweat. They are found in the dermis of the skin, throughout the body​,

Skin

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