Sensation - The skin has sensory nerve endings that allows us to feel touch, pressure, pain, temperature, and vibration., Heat Regulation - Helps to keep the body at a constant temperature by widening and narrowing of the blood vessels. Sweat evaporation also keeps the body cool. The subcutaneous fat insulates the body., Absorption - The skin is designed so substances can pass through, such as medications and topical treatments., Protection - A waterproof coat acting as a barrier against dirt, bacterial infection and chemical attack., Excretion - Waste products such as lactic acid, urea and salts are lost through perspiration., Secretion - Sebum is released by the sebaceous glands to nourish the skin and hair., Vitamin D Production - This occurs due to the reaction of sunlight on the skin producing a chemical reaction.,

Functions of the skin

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