Sections of forearm and hand

Transverse section of distal part of right fourth finger and fingernail

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Image #111-7
Bassett ImageDiagram Image
Legend Image
Sections of forearm and hand
Transverse section of distal part of right fourth finger and fingernail
The eponychium (cuticle) has been partially scraped away to reveal the depth of the sulcus matricis unguis (1).
1 . Sulcus matricis of nail
2 . Body of nail
3 . Stratum corneum of nail (cut edge)
4 . Stratum germinativum of nail (cut edge)
5 . Matrix of nail
6 . Vallum of nail (lower pointer on cut edge)
7 . Lateral margin of nail
8 . Eponychium
9 . Phalanx III
10 . Periosteum
11 . Superficial fascia
12 . Corium (dermis)
13 . Epidermis (stratum germinativum)
14 . Epidermis (stratum corneum) (sulci and cristae skin are visible on cut edge of epidermis)