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Nail struc & growth
cosmetology Studying
Question | Answer |
---|---|
A main protein that is found in natural nails is | keratin |
The portion of the living skin on which the nail plate sits is the | nail bed |
The nail bed is attached to the nail plate by a thin layer of tissue called the | bed epithelium |
Nail cells are formed in what part of the nail structure | matrix |
The nail plate is guided and helped along during its growth by a thing layer of tissue called | bed epithelium |
The matrix continues to create new cells provided that | its receives nutrition and is kept healthy |
The visible part of the matrix that extends from underneath the living skin is the | lunula |
The most visible part and functional part of the nail module is the | nail plate |
The nail plate is constructed of how many layers of nail cells? | 100 |
The living skin at the base of the nail plate covering the matrix area is the | eponychium |
The slightly thickened layer of skin that lies underneath the free edge of the nail plate is the | hyponychium |
Tough bands of fibrous tissues that connect bones are | ligaments |
The slits or furrows on the sides of the nail plate are | nail grooves |
The length, width, and curvature of nails are determined by | matrix shape |
In the normal adult the average rate of nail growth is about | 1/10 inch per month |
A healthy natural nail will continue to grow provided there is no damage to the | matrix |
Replacement of the natural fingernail usually takes about | 4 to 6 monthes |
What fingernail grows the fastest? | middle finger |
The nail has a water content between | 15 and 25 % |