2024年2月1日 · The parts of the nail, whether at your fingers or toes, follow a basic structure. This nail anatomy serves to protect against infections or injury, while adding functional ability (like scratching) and improving sensation and dexterity (self-defense and other skill with your hands).

2025年1月21日 · A nail is a hard, keratinized structure found at the tips of the fingers and toes in humans and many other animals. Composed primarily of the protein keratin, nails grow from the nail matrix, which is located beneath the cuticle.

A nail is a protective plate characteristically found at the tip of the digits (fingers and toes) of all primates, corresponding to the claws in other tetrapod animals. Fingernails and toenails are made of a tough rigid protein called alpha-keratin, a polymer also found in the claws, hooves, and horns of vertebrates. [1]

2024年12月18日 · Nails comprise several soft tissue structures that help support the hard nail plate, the most visible part of the nail. Soft tissue structures in the nail include the nail folds and nail...

2024年2月22日 · There are three main parts that make up your nail anatomy: the nail plate, the underlying nail bed, and the skin around the nail. In some cases, health conditions can...

2024年1月10日 · Uncover secrets of nail anatomy with our expert guide. From parts, functions & diagram, learn everything you need to know for healthy nails.

2024年7月29日 · The nails are also an important part of the sense of touch. The nail is framed by the lateral nail folds on the left and right side of it. The skin bordering the lower end of the nail is called the proximal nail fold. A thin layer of skin, known as the cuticle, grows over the nail there.

2021年11月29日 · The nail unit is a complex structure located on the dorsal surface of the fingers and toes. It has two main functions - 1) Protection - protects the digits from trauma, and 2) Sensation - assists with tactile sensation.

2025年1月23日 · Nail, in the anatomy of humans and other primates, horny plate that grows on the back of each finger and toe at its outer end. It corresponds to the claw, hoof, or talon of other vertebrates. The nail is a platelike, keratinous, translucent structure that consists of highly specialized epithelial

2023年5月29日 · In most primates, nails are unique features consisting of compact, translucent, keratinized cells. They protect the distal dorsal area of digits and participate in multiple functions, including grip, fine motor movements, and scratching. [1] Like hair, nails are ectodermal appendages whose histology shares similarities and differences with the ...