The integumentary system is the physical system that forms the barrier between the external environment and the internal systems of the body. In humans, this system consists of skin, hair, nails, and ...
Verywell Health on MSN
The integumentary system: Your skin, hair, nails, and glands
Medically reviewed by Brendan Camp, MD Key Takeaways The skin is the body's largest organ and helps protect internal organs ...
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