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4 Cards in this Set
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- Back
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keratinocytes
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most numerous (90% of epidermal cells), produce keratin, are mitotic in the basale, and are reduced to dead scales in the corneum. millions of these dead cells rub off each day and we have a totally new epidermis every 35 to 40 days.
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melanocytes
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produce pigment melanin and are found in stratum basale and stratum spinosum.
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langerhans
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cells which arise from bone marrow and migrate to epidermis. they function as macrophages.
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merkle cells
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present in small numbers at the epidermal-dermal junction. the merkle apparatus consists of the merkle cell+the disc-like ending of a sensory nerve fiber.
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