Matching Pairs Nail Anatomy MatchingOnline version Use this game to study the different parts of the human fingernail. by Kirsten Crowley 1 Eponychium - cuticle and waterproof barrier 2 Hyponychium - under-fingernail skin 3 Nail Bed - Contains melanin-producing blood vessels, nerves and melanocytes 4 Nail plate - the actual fingernail 5 Nail Root - root lies below skin and edge appears as a white crescent 6 Perionychium - tissue surrounding nail