Science Trek

D4K: Skin

Special | 28m 49s

Your skin is not just a coating; it is your body's largest organ. It is waterproof, helps keep germs out, and protects your inner organs. It has nerve endings that tells you how things feel, and it provides cushioning and temperature control for your body. Experts answer students’ questions about skin.

Aired: 09/16/03

Rating: TV-G

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The Laura Moore Cunningham Foundation