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glossary:hair_follicle

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glossary:hair_follicle [2012/10/16 14:40] (current)
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 +Sac from which a hair grows and into which the sebaceous (oil) glands open. The follicle is lined by cells derived from the epidermal (outside) layer of the skin.
 +Each follicle normally goes through a five-year cycle of growth and rest, with about 90% of the follicles growing hair at any one time, averaging about six inches (15 cm) of growth per year. Derived from the Latin word follis, for bag.
  
glossary/hair_follicle.txt ยท Last modified: 2012/10/16 14:40 (external edit)