Glossary
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Epidermis
The superficial (outermost) layer of the integument (skin). It overlays the dermis.
The superficial (outer) layer of the epidermis (stratum corneum) may be keratinized. Compare the relatively soft epidermis of limb pads to the relatively hard, cornified epidermis of claws.
The superficial (outer) layer of the epidermis (stratum corneum) may be keratinized. Compare the relatively soft epidermis of limb pads to the relatively hard, cornified epidermis of claws.
Nail
The tough, flat structure on the dorsal surface of a digit.
Made from a hard protein, keratin.
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Made from a hard protein, keratin.
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Claw
The pointed, slender and curved structure on the end of a digit (usually a toe).
Made from a hard protein, keratin.
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Made from a hard protein, keratin.
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Hoof
The tough sheath that covers the tip of a digit of an ungulate.
Made from a hard, horny protein keratin.
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Made from a hard, horny protein keratin.
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Keratinization
The process of becoming keratinous.
The process that, for example, hardens the epidermis (the skin) on the underside of heel and toe pads, or that which hardens claws and hair.
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The process that, for example, hardens the epidermis (the skin) on the underside of heel and toe pads, or that which hardens claws and hair.
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