HISTOLOGY
INTEGUMENTARY SYSTEM SKIN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The quantity of melanin in the skin
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The number of keratinocytes in the skin
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The amount of fat in the hypodermis
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The number of melanocytes in the skin
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Detailed explanation-1: -Melanin is a substance in your body that produces hair, eye and skin pigmentation. The more melanin you produce, the darker your eyes, hair and skin will be. The amount of melanin in your body depends on a few different factors, including genetics and how much sun exposure your ancestral population had.
Detailed explanation-2: -Cells called melanocytes located in the skin, produce melanin. Melanin gives the skin its color. In certain conditions melanocytes can become abnormal and cause an excessive amount of darkening in the color of the skin.
Detailed explanation-3: -The amount of melanin in the skin is a result of the quantity and distribution of melanocytes. A 2020 article notes that skin pigmentation differences are due to the number of melanocytes present in the skin, as well as the ratio of eumelanin to pheomelanin.