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Physicology and Histology of the skin
Terms in this set (53)
What causes injured skin to restore itself to its normal thickness?
hyper-production of cells
Histology is also known as..
which of the following is not a characteristic of healthy skin?
what is most abundant in the fingertips?
sensory nerve fibers
what is the average internal temp of the body?
why does the body perspire?
to protect us against overheating
What are follicles?
Tubelike openings in the epidermis
What is glycation?
The binding of a protein molecule to a glucose molecule
What are hair papillae?
cone-shaped elevations at the base of the follicle
Where in the body is hyaluronic acid found?
What is hydrolipidic film?
oil-water balance that protects the skin's surface
What is the acid mantle?
Protective layer of lipids and secretions on the skins surface
Where in the body are the coiled structures known as apocrine glands found?
underarm and genital areas
what is the result of the contraction of the arrestor pili muscle?
what are ceramides?
What is collagen?
Fibrous tissue made from protein
What are corneocytes?
what are membranes of ridges and grooves that attach to the epidermis?
How fast does hair grow?
6 inches per year. 1/2 a month.
What is oil that provides protection for the epidermis from external factors and that lubricates both the skin and hair?
what is the formal name of the horny layer?
what is the technical term for the nail?
what is true of the stratum corneum?
it is the outermost layer of the skin
what happens in the stratum germinativium?
what happens in the stratum granulosum?
keratin is produced
What part of the skin provides a protective cushion and energy storage for the body?
what are the glands that excrete perspiration, regulate body temperature, and detoxify the body?
What is telangiectasia?
what causes transepidermal water loss?
What is the dermis?
Support layer below the epidermis
which nerves react to heat?
which protein fiber is found in the dermis and gives skin its flexibility and firmness?
what hormone stimulates cells to reproduce and heal?
epidermal growth factor (EGF)
What is true of the epidermis?
It is the outermost layer of the skin
what comprises about 50 to 70 percent of the skin?
What causes the body to produce its own vitamin D?
exposure to the sun
what is not one of the six primary functions of the skin?
When do free radicals produce more free radicals?
While causing oxidation reactions
what function do the sudoriferous glands perform?
excrete perspiration, regulate body temperature, and detoxify the body
eccrine glands are
__ are the basic material and building blocks of the body's tissue
what are the sweat glands that are found all over the body with openings on the skin's surface through pores and that are not attached to hair follicles?
what function do sebaceous glands perform?
Protect the surface of the skin
estheticians who specialize in the health and beauty of skin are sometimes referred to as
estheticians should be able to interpret the effects of which factor that influences skin health and appearance?
hormones, ultraviolet damage, nutrition (ALL ANSWERS)
What is an estheticians primary focus?
Preserving, Protecting and Nourishing the Skin
what does scar tissue lack?
hair and sweat glands
estheticians should have a thorough understanding of the physiology and histology of the skin for all the following reasons except?
diagnosing problems your clients are having and prescribing treatments
what percentage of hard B-keratin does hair contain?
how is b-keratin different from A-keratin?
it has lower moisture and fat than A-keratin
which of the following statements is true about the nail plate?
it contains no nerves
if a person has a purple or blush tone under their fingernails, then they likely have which condition?
Which nerves convey impulses from the brain or spinal cord to the muscles or glands?
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