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epidermis
outer layer of skin: water proof layer that functions as protection a contains melanocytes that secrete melanin
dermis
deep layer of skin that contain the sweat and oil glands; also contains tiny muscles attached to the hair follicles
subcutaneous layer
layer of loose connective tissue that connects the tissue to the surface muscles; contains the blood vessels and fat; also called the hypodermis
adipocytes
fat cells that make up most of the subcutaneous layer
arrector pili muscles
tiny muscle that attach to the hair follicle
hair
veralinized fibers that arise from hair follicles
hair follicle
area from which hair grows; located in the dermis
Keratin
protein found in the hair and nails that promotes hardness
keratinocytes
cells found in the epidermal layer of skin that secrete keratin and assist in water proofing the skin
melanocytes
cells that give color to skin, eyes, and hair by secreting the pigment melanin; located in dermis
nail
translucent plate made of Keratin that covers at protects the ends of the fingers of toes
sebaceous glands
glands that secrete oil (sebum), into the hair follicle and onto the epidermis
sebum
oily secretion of sebaceous gland
odip/o
fat
cry/o
cold
elect/o
electric
erythr/o
red
hidr/o
sweat
kerat/o
hard
myc/o
fungus
necr/o
death
onych/o
nail
pachy/o
thick
py/o
pus
rhytid/o
wrinkle
scier/o
hard
seb/o
sebum
trich/o
hair
xanth/o
yellow
Xer/o
dry
adipose
fat, fatty
atypical
unusual
circumscribed
container to a specific area
cyanosis
blue discoloration of the skin and other tissues
diaphoresis
profuse sweating
dysplasia
abnormal growth of tissue
erythematous
condition of being red
eschar
blackened area of burned tissue
exfoliation
shedding of dead skin cells
indurated
pertaining to an area of hardened tissue
integumentary
pertaining to the skin and accessory tissue
pailor
abnormally pale skin
prunitic
pertaining to itching
purulent
containing pus
sebaceous
pertaining to sebum
sudoriferous
pertaining to sweat
turgor
state of turgidity (fullness) of cells due to fluid absorption
abrasion
injury resulting in removal or disturbance of the superficial layer of the skin
abscess
a circumscribed collection of pus caused by a bacterial function
albinism
a group of inherited disorders with deficiency of pigment in the skin, hair, and eyes
acne
inflammatory disease of sebaceous glands and hair follicles marked by papules (pimples) a pustules (pimples with pus)
burn
injury to skin caused by heat or other means
superficial burn
a burn involving only the epidermis; causes redness and swelling but no blisters 1st degree burn
partial thickness burn
a burn involving the epidermis and dermis usually involves blister, 2nd degree bum
full thickness burn
burn involving destruction of the entire skin; extends into subcutaneous fat, muscle and/or bone & often causes severe scarring, 3rd degree burn
Carbuncle
collection of large localized abscesses usually arising in hair follicles and typically infected w/ staphylococcus bacteria
cellulitis
inflammation of the subcutaneous connective tissue
cicatrix
the fibrous tissue replacing normal tissues destroyed by disease or injury: scar
Comedo
a plug of sebum in the hair follicle that becomes darkened; blackhead
contusion
injury producing discoloration and swelling without causing a break in the skin; bruise
cyst
a closed sac that contains liquid or semi solid material
decubitus ulcer
a pressure sore of the skin and underlying tissues, bedsore
dermatome
area of skin supplied by periphal nerves
eczema
inflammatory condition causing patchy redness, scales, blisters, itchiness, and burning
excoriation
a scratch mark on the skin fissure
furuncle
infection of a hair follicle; boil
gangrene
area of necrosis (tissue death) due to lack of blood flow
herpes simplex
an eruption of blisters on the skin caused by local infection of herpes virus; cold sore
herpes zoster
an infection caused by the herpesvirus
impetigo
a contagious bacterial skin infection typically occuring on the face in children
jaundice
abnormal yellowing of the skin caused by bile
Keloid
an overgrowth of scar tissue
lesion
a pathologic change in tissue from disease /injury
macula
a small, that discolored spot on the skin
nervus
a birthmark or mole on skin, raised and red.
nodule
solid raised area located in any layer of skin
papule
a small, raised, solid circumscribed area of skin
paronychia
inflammation and infection around the nail due to bacteria or fungal
pediculosis
an infestation of lice
psoriasis
skin condition marked by red, itchy, scaly patches primarily on the scalp, knees, elbow, and trunk
pustule
a small circumscribed elevation of skin with pus
rosacea
chronic skin disorder causing enythematous (red spots) papules, pustules, a increased sebum production on face
scabies
skin disease w/ eruptions itching caused by mites
tinea
fungal infection of hair, skin, nails : ring worm
tinea capitis
fungal infection of the scalp tinea pedis
urticaria
an eruption of itchy, round, red welts usually from allergies, hives
varicella
on acute contagious disease caused by the Varicella-zoster virus and skin eruptions, chicken pox
Verruca
contagious, painful wart from human papilloma virus (hpv)
vosicle
a clear, fluid filled, raised location, blister
vitiligo
areas of the skin without melanocytes, white patches
wheal
raised reddish lesion that changes size and shape and extends into adjacent areas, allergen
xanthoderma
Any yellow coloration of skin
biopsy
process of removing tissue from living patients for microscopic examination
culture + sensitivity(C+S)
growing of an organism from a specimen from the body to determine its susceptibility to medication
frozen section (FS)
a thin slice of tissue out from frozen specimen used for rapid microscopic diagnosis
scratch test
type of allergy test in which antigen is applied in scratches
tuberculosis test
an intradermal test to determine whether a patient has tuberculosis or has been exposed
cauterization
the use of heat, cold, electric current, or caustic chemicals to destroy tissue
cryosurgery
the use of freezing temp to destroy tissue
debridement
removal of necrotic skin or Foreign matter from wound