What role do the dermal papillae play in the dermis?
A) Dermal papillae house melanocytes that produce the skin pigment melanin.
B) Dermal papillae house many collagen fibers to strengthen the dermis.
C) Dermal papillae house lamellated (Pacinian) corpuscles that detect deep pressure and vibrations applied to the skin.
D) Dermal papillae house blood vessels that supply oxygen and nutrients to the avascular epidermis.
Answer: D
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