Ch. 8
Nail plates are shed automatically or periodically just like hair.
False - Nail plates are not shed
The cuticle is the living skin at the base of the nail plate covering the matrix area.
False - The dead tissue adhered
The nail plate is the hardened melanin plate that sits on top of the underlying nail bed.
False - keratin
The natural nail is technically referred to as keratin.
False - onyx
The area where the nail plate cleans are formed is the nail bed.
False - the matrix
A normal, healthy nail is
Flexible (form, shiny, and slightly pink in color)
Which part of the nail plate extends over the top of the finger or toe?
Free edge
The appearance of the nails is said to reflect the ____ of the body.
General health
Compared to adults' nails, children's nails:
Grow more quickly
Compared to fingernails; toenails;
Grow slower, and are thicker and harder
A normal nail:
Grows forward from the matrix (extends over the top of the finger)
The natural nail is composed mainly of the same fiber protein found in:
Hair
The surface of a normal, healthy nail:
Has no grooves, (no splits)
The natural nail is part of the _____ system.
Integumentary (hard protective plate located at the end of the finger or toe)
Answering yes to which of the following questions tells you that he tissue is the eponychium, not the cuticle?
Is the tissue any part of the skin that covers the nail matrix and lunula?
Answer yes to which of the following questions tells you that the tissue of the cuticle and not the eponychium?
Is the tissue very thin and colorless, but easily visible under close inspection?
Nail growth rates tend to increase dramatically during the _____ trimester of pregnancy.
Last
A _____ is a tough band of fibrous tissue that connects bones or holds and organ in place:
Ligament
Compared to the fingernail matrix, to toenail matrix is:
Longer
The lunula is the visible part of the:
Matrix
The nail on which finger typically grows faster ?
Middle finger
The ____ is the portion of the living skin that supports the nail plate as it grows toward the free edge.
Nail bed
The folds of normal skin that surround the nail plate are called:
Nail folds
The hardened keratin plate covering the nail bed is called the:
Nail plate
The area under the nail plate typically has a _____ appearance in the area that extends from the lunula to the area just before the free edge of the nail.
Pinkish
The nail plate is:
Relatively porous to water
The cuticles job is to:
Seal the space between the nail plate and living skin above it.
The shape in which a normal, healthy nail grows depends on the _____ of the matrix.
Shape
The nail plate:
Slowly slides across the nail bed as it grows
After delivering a child, a women's nail growth:
Slows down dramatically
Cuticle tissue is very:
Sticky
A longer matrix produce a:
Thicker nail plate
The nail on which finger typically grows slower:
Thumb
The bed epithelium attaches the nail bed to nail plate.
True
The eponychium forms a protective barrier that prevents microorganisms from invading and infecting the nail bed.
True
The natural is divided into major parts including the nail bed, matrix, nail plate, cuticle, epinychium, hyponychium, specialized ligaments and nail folds.
True
The part of the nail plate that extends over the tip of the finger or toe is the free edge.
True
The visually part of the matrix the extends from underneath the living skin is the Whitish, half-moon shape called the lunula.
True
The nail plate is constructed of about ______ layers of the nail cells.
100
The nail is an appendage of the:
A skin
Which of the following persons typically does not have lunula?
All the people typically have a lunula
Normal, healthy nails:
Can grow in a variety of shapes (depending the shape of the matrix)
What causes nail growth rates to change during pregnancy?
Changing hormone levels
Cuticle softeners are not designed for the:
Cuticle
Which of the following attaches the nail bed to the nail plate?
Bed epithelium
A normal adults nails grow about _____ per month.
1/8 inch
