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A 28-year-old male asked:

What is the definition or description of: epidermis?

1 doctor answer1 doctor weighed in
Dr. David Rosenfeld
Pain Management 28 years experience
See below: The outermost and nonvascular layer of the skin, derived from the embryonic ectoderm, varying in thickness from 0.07–1.4 mm. It comprises, from within outward, five layers: (1) basal layer (stratum basale), ; (2) prickle cell or spinous layer (stratum spinosum), (3) granular layer (stratum granulosum), (4) clear layer (stratum lucidum), and (5) horny layer (stratum corneum).

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Last updated Jan 3, 2013

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