STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Eyelash hairs. Coloured scanning electron micrograph (SEM) of eyelash hairs. Hairs grow from follicles in the dermal layer of the skin. The portion of each hair protruding above the skin's surface is made up of dead tissue and the protein keratin. Eyelashes prevent foreign bodies from entering the eye. Magnification: x10 at 6x7cm size.
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