PATHOLOGY MCQ
SKIN
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What kind of cells create melanin?
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Keratinocyte
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Melanocyte
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Leukocyte
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Erythrocyte
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Explanation:
Detailed explanation-1: -A cell in the skin and eyes that produces and contains the pigment called melanin. Anatomy of the skin, showing the epidermis, dermis, and subcutaneous tissue. Melanocytes are in the layer of basal cells at the deepest part of the epidermis.
Detailed explanation-2: -In humans, melanin exists as three forms: eumelanin (which is subdivided further into black and brown forms), pheomelanin, and neuromelanin.
Detailed explanation-3: -The melanocyte lineage is derived from the neural crest, which has its origins in the neural tube. Following its formation, neural crest cells delaminate from the dorsal-most aspect of the neural tube by a process of epithelial-to-mesenchymal transition.
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