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INTEGUMENTARY SYSTEM
CHAPTER 5
47
Medical
Undergraduate 3
04/28/2007

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Term
DERMIS
Definition
THE LAYER OF SKIN, BELOW THE EPIDERMIS. VERY VASCULAR
Term
SUBCUTANEOUS LAYER
Definition
LIES BENEATH THE DERMIS, CONSISTS LARGELY OF LOOSE CONNECTIVE TISSUE AND ADIPOSE TISSUE
Term
EPIDERMIS
Definition
THE OUTER LAYER OF THE SKIN, CONTAINS NO BLOOD OR NERVE SUPPLY
Term
ABRASION
Definition
A SCRAPING OR RUBBING AWAY OF SKIN OR MUCOUS MEMBRANE AS A RESULT OF FRICTION TO THE AREA
Term
ABSCESS
Definition
A LOCALIZED COLLECTION OF PUS IN ANY PART OF THE BODY
Term
basal layer
Definition
the deepest of the five layers of the skin
Term
cellulitis
Definition
a diffuse, acute infection of the skin and subcutaneous tissue, characterized by localized heat,deep redness, pain and swelling
Term
contusion
Definition
an injry to a part of the body without a break in the skin
Term
cyanosis
Definition
a condition of a bluish discoloration of the skin
Term
cyst
Definition
a closed sac or pouch in or within the skin that contains fluid, semifluid, or solid material
Term
debridement
Definition
removal of debris, foreign objects, and damanged or necrotic tissue from a wound in order to prevent infection and to promote healing
Term
diaphoresis
Definition
the secretion of sweat
Term
ecchymosis
Definition
a bluish-black discoloration of an area of the skin or mucous membrane caused by an escape of blood into the tissues as a result of injury to the area;also known as a bruise or a black and blue mark
Term
erythema
Definition
redness of the skin due to capillary dilation.
Term
excoriation
Definition
an injry to the surface of the skin caysed by trauma, such as scratching or abrasions
Term
fistula
Definition
an abnormal passageway between two tubular organs or from an organ to the body surface
Term
heparin
Definition
a natural anticoagulant substance produced by the body tissues
Term
hives
Definition
a circumscribed, slightly elevated lesion of the skin that is paler in the center than its surrounding edges
Term
laceration
Definition
a tear in the skin
Term
lipocyte
Definition
a fat cell
Term
papule
Definition
a small, solic, circumscribed elevation on the skin
Term
paronychia
Definition
inflammation of the fold of skin surrounding the fingernail;also called run-around
Term
petechia
Definition
the clear, watery fluid produced by the sweat glands
Term
polyp
Definition
a small,stalklike growth that protrudes upward or outward from a mucous membrane surface, resembling a mushroom stalk
Term
pruritus
Definition
itching
Term
purpura
Definition
a group of bleeding disorders, characterized by bleeding into the skin and mucous membranes; small, pinpoint hemorrhages are known as petecha and larger hemorrhagic areas are known as ecchymoses or bruises
Term
sebaceous gland
Definition
an oil gland located in the dermis; its secretions provide oil to the hair and surround skin
Term
sweat gland (sudoriferous gland)
Definition
one of the tiny structures within the dermis the that produces sweat, which carries waste products to the surface of the skin for excretion
Term
ulcer
Definition
a circumscribed, open sore or lesion of the skin that is accompanied by inflammation
Term
wheal
Definition
a circumscribed, slightly elevated lesion of the skin that is paler in the center than its surrounding edges;hives
Term
xanthoderma
Definition
any yellow coloration of the skin
Term
caut- (cautery)
Definition
burn
Term
cutane/o (subcutaneous)
Definition
skin
Term
erythr/o- (erythralgia)
Definition
red
Term
scler/o- (scleroderma)
Definition
hard;also refers to the sclera of the eye
Term
fissure
Definition
a cracklike sore or groove in the skin or mucous membrane
Term
vesicle
Definition
a small, thin-walled,skin lesion containing clear fluid;a blister
Term
acne vulgaris
Definition
a common inflammatory disorder seen on the face, chest, back and neck and which appears as papules, pustules, and comedos;commonly known as acne
Term
carcinoma
Definition
cancer/tumor
Term
eczema
Definition
an acute or chronic inflammatory skin condition characterized by erythema, papules, vesicles, pustules, scales, crusts, or scabs, and is accompanied by intense itching.
Term
gangrene
Definition
tissue death due to the loss of adequate blood supply, invasion of bacteria and subsequent decay of enzymes, especially proteins, producine an offensive, foul odor
Term
herpes zoster(shingles)
Definition
an acute viral infection characterized by painful, vesicular eruptions on the skin following along the nerve pathways of underlying spinal or cranial nerves
Term
kaposi's sarcoma
Definition
rare malignant lesions that begin as soft purple-brown nodules or plaques on the feet and gradually spread throught the skin
Term
keloid
Definition
fibrous growth
(an enlarged, irregularly shaped, and elevated scare that forms due to the presence of large amounts of collagen during the formation of the scar)
Term
psoriasis
Definition
a common, noninfectious, chronic disorder of the skin manifested by silvery-white scales over round, raised, reddened plaques producing itching (pruritus)
Term
scabies
Definition
a highly contagious parasitic infestion caused by the human itch mite resulting in a rash, pruritus, and a feeling in the skin of something crawling
Term
scleroderma
Definition
a gradual thickening of the dermis and swelling of the hands and feet to a state in which the skin is anchored to the underlying tissues
(hard;skin)
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