Q: What are the primary functions of the epidermis?
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A
Protection
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B
Sensation
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C
Thermoregulation
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D
All of the above
D
Answer:
D
Explanation:
The epidermis is the outermost layer of the skin and serves several primary functions, including protection against physical, chemical, and microbial damage; sensation through the presence of sensory receptors; and thermoregulation through the regulation of heat loss and retention. In addition, the epidermis also plays a role in the immune response and vitamin D synthesis.
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