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LOM Ch 16 Skin Set 1
Language of Medicine, 9th Edition, Davi-Ellen Chabner Skin
30
Medical
Professional
06/25/2010

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Term
integumentary system
Definition
system that the skin and its accessory structures are a part of
Term
e
Definition

What are part of the integumentary system?

a) skin

b) hair

c) nails

d) glands

e) all of the above

f) all but b

g) all but d

Term
sebaceous glands
Definition
glands that produce sebum
Term
sweat glands
Definition
glands that produce sweat
Term
sebum
Definition
oily secretion that lubricates the surface of the skin and is produced by sebaceous glands
Term
sweat
Definition
produced by sweat glands, cools the body as it evaporates from the skin surface
Term
epidermis, dermis, subcutaneous layer
Definition
Name the three layer of skin
Term
epidermis
Definition
a thin, cellular membrane layer that contains keratin--outermost layer of skin
Term
dermis
Definition
dense, fibrous, connective tissue layer that contains collagen--middle layer of skin
Term
subcutaneous layer
Definition
thick, fat containing tissue--innermost layer of skin
Term
squamous epithelium
Definition
flat, scale like cells that compose the epidermis
Term
strata
Definition
layers
Term
stratified squamous epithelium
Definition
flat and scale-like cells that compose the epidermis, arranged in several layers
Term
basal layer
Definition
deepest layer of the epidermis, cells are constantly growing and multiplying and are the source of all other cells in the epidermis
Term
stratum corneum
Definition
the most superficial layer of the epidermis
Term
keratin
Definition
hard protein material that fill up dead cells
Term
keratinocyte
Definition
a cell filled with keratin that is removed from the surface of skin after three to four weeks
Term
melanocytes
Definition
special cells of the epidermis that contain melanin
Term
melanin
Definition
brown-black pigment that is transferred to other epidermal cells and gives skin its color
Term
False
Definition
T or F: Only dark-skinned people have melanin
Term
albino
Definition
individual who is incapable of forming melanin
Term
collagen
Definition
fibrous protein material found in bone, cartilage, tendons, and ligaments--as well as skin, found in dermis
Term
adipocytes
Definition
fat cells that are predominant in subcutaneous layer, manufacture and store large quantities of fat
Term
hair follicles
Definition
sacs within which each hair fiber grows
Term
lunula
Definition
a semilunar whitish region at the base of the nail plate
Term
cuticle
Definition
a narrow band of epidermis at the base and sides of the nail plate
Term
paronychium
Definition
soft tissue surrounding the nail border
Term
onycholysis
Definition
loosening of the nail plate with separation from the nail bed, as may occur with infection
Term
onych/o
Definition
combined form meaning nail
Term
eccrine sweat glands
Definition
most common type of sweat glands
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