10 Interesting Fact About The human integumentary system

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• Human skin consists of three layers: epidermis, dermis, and subcutaneous.
• The epidermis is the outer layer consisting of dead skin cells that continue to be replaced with new ones.
• Human skin has more than 5 million hair follicles.
• Human sweat glands produce about 1 liter of sweat every day.
• Human skin has more than 1000 different species of bacteria that live on it.
• Exposure to sunlight can damage the skin and cause skin cancer.
• If the human skin is injured, the skin cells will regenerate to fix it.
• Human skin color is influenced by the amount of melanin produced by skin cells.
• Human skin is the largest organ in the human body and covers about 15% of body weight.
• When we goosebumps, the muscles under the skin attract hair follicles, causing hair to stand up and produce a cold sensation.