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Human nails are made of hard keratinized cells; keratin being a type of protein.
Nails in the human body are made of a protein called keratin. Keratin is a tough and fibrous protein that is also found in hair and the outermost layer of skin. The nail plate is mainly composed of layers of keratinized cells.
Specialized keratinized epitheleal cells.
For more, such as high growth area of lunula, see "Related Links" below, or look at McGraw Hill for anatomy.
Another answer:
Human fingernails, like hair, are made out of a protein called keratin.
The main element in fingernails is carbon along with gas elements like oxygen and nitrogen. There are also some heavy metal elements like uranium and lead in minute trace amounts.
The basic parts of the nail unit include the nail root,nail bed,nail plate,cuticle,perionychium and the hyponychium.
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Which nail, out of all the nails on the human body, grows the slowest?
The nail on the pinky finger grows the slowest out of all the nails on the human body.
Which is the non living part of the Human Body?
Hair and nails are considered non-living parts of the human body, as they are made up of dead cells.
Are nails bones?
No, nails are not bones. Nails are made of a protein called keratin, while bones are rigid organs that make up the skeletal system. Bones provide structure and support to the body, whereas nails protect the ends of the fingers and toes.
Do sheep and bull horns have nerves Or if not is it like human hair and nails with no nerves?
Both sheep and bull horns have nerves, as they are made of bone covered by a thin layer of keratin. Human hair and nails are mostly made of keratin and don't contain nerves.
What are some unique characteristics of ape nails and how do they differ from human nails?
Ape nails are typically longer and more curved than human nails. They are also flatter and broader, providing better grip for climbing and grasping. In contrast, human nails are shorter, flatter, and more delicate, reflecting our less specialized need for climbing and gripping.
Which nail, out of all the nails on the human body, grows the slowest?
The nail on the pinky finger grows the slowest out of all the nails on the human body.
How does acetone affect the human body?
nails
What structure of the human body has no blood vessels?
Nails
What are the names of the outside of the human body?
Epidermis (skin), hair, finger nails, and toe nails.
Which parts of the human body does not have arteries and veins?
nails and tooth enamel
What structure of the human body does not contain blood vessals?
nails or your hair
How many nails are on a human body?
In an average body. 20. 10 for the fingers. 10 for the toes.
What part of the human body contains blood vessels?
Everywhere in the body except nails, i guess :)
What is in the ingetumentary system?
It is the largest system of the human body, skin, nails and hair.
What part of the human body grows longer as the day goes on?
hair and nails.
Which is the non living part of the Human Body?
Hair and nails are considered non-living parts of the human body, as they are made up of dead cells.
What is the human hair made from?
Keratin. It is also a key component of nails and the outer layer of human skin.
