Which of the following statements best describes what fingernails actually are?

Which of the following statements best describes what fingernails actually are? 



A) Fingernails are a modification of the epidermis.
B) Fingernails are derived from osseous tissue.
C) Fingernails are extensions of the carpal bones.
D) Fingernails are a separate tissue from the skin, formed from a different embryonic layer.




Answer: A


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