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scab
The common usage of crust.
A crust formed by coagulation of blood, pus, serum, or a combination of
these, on the surface of an ulcer, erosion, or other type of wound.
scar
The fibrous tissue
replacing normal tissues destroyed by injury or disease; permanent mark
in the skin which produces a change in contour.
sebaceous gland
Numerous holocrine glands
(secretion consists of disintegrated cells of the gland itself) in the
dermis that usually open into the hair follicles and secrete an oily
semifluid sebum.
seborrhea
Overactivity of the
sebaceous glands, resulting in an excessive amount of sebum.
seborrheic dermatitis
Dandruff. The presence, in
varying amounts, of white or gray scales in the hair of the scalp, due
to excessive or normal branny exfoliation of the epidermis.
sebum
An oily substance secreted
by the sebaceous gland, consisting of disintegrated cells of the gland
itself; composed of waxes, fatty acids, cholesterol and skin cell
debris.
short wave
With regard to
electrolysis treatment, synonymous with thermolysis, also called radio
wave, high frequency, or diathermy.
silicone gel
See silicone sheeting.
silicone sheeting
A topical device in the
form of a specialized silicone film sheet or gel sometimes used in the
reduction of hypertrophic scars.
sodium hydroxide (NaOH)
Lye, also called caustic
soda. Produced at the site of the negative electrode (needle) during
galvanic (or blend) treatment.
squamous cells
A type of thin and flat
cells which eventually shed, such as that found in the outer layers of
the skin.
staphylococcus aureus
A common species of
bacteria found especially on nasal mucous membrane and skin (hair
follicles) which produces pus discharging infections that include
impetigo, folliculitis, boils, abscesses and carbuncles.
sterile
Free from all living
organisms and their spores. Sterility.
sterilize
To produce a sterile
state.
subcutis
Superficial fascia, subcutaneous
layer. A loose fibrous envelope beneath the skin, containing fat in its
meshes (panniculus adiposus) or fasciculi of muscular tissue (panniculus
carnosus); it contains the cutaneous vessels and nerves. Its
undersurface continues with the deep fascia.
surface effect
The effect that
electrolysis produces on the surface layer of the skin.
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