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Integumentary
N/A
70
Physiology
12th Grade
10/18/2009

Additional Physiology Flashcards

 


 

Cards

Term
Cornu
Definition
horn;stratum cornueum
Term
cutis
Definition
skin;cutaneous
Term
derma
Definition
skin;dermis
Term
epi-
Definition
above or over
Term
facere
Definition
to make;cornified
Term
germinare
Definition
to start growing
Term
keros
Definition
horn
Term
kyanos
Definition
blue
Term
luna
Definition
moon
Term
melas
Definition
black
Term
onyx
Definition
nail
Term
papilla
Definition
a nipple-shaped mound
Term
cutaneous membrane
Definition
the epidermis and papillary layer of the dermis
Term
epidermis
Definition

the epithelium covering the surface of the skin

 

 

TOP LAYER

Term
dermis
Definition

the connective tissue layer beneath the epidermis of the skin

 

 

MIDDLE LAYER

Term
accessory structures
Definition
hair, nails, exocrine glands
Term
hypodermis (subcatneous layer)
Definition
the layer of loose connective tissue below the dermis
Term
strata
Definition
cell layers
Term
stratum germinativum
Definition
the deepest epidermal layer
Term
stratum spinosum (spiny layer)
Definition
where it continues to divide and add to the thickness of the epithelium
Term
stratum granulosum (grainy layer)
Definition
cell displaced from the stratum spinosum (The cells have stopped dividing and make large amounts of protein)
Term
stratum lucidium (clear layer)
Definition
palms and soles' thick skin, a glassy layer covers the stratum granulosum
Term
stratum corneum
Definition
the most superficial layer of the epidermis.15-30 layers of dead epithelial cells that have large amounts of keratin
Term
cornified (keratinized)
Definition
the name of the 15-30 layers of dead cells
Term
pigmentation
Definition
color of skin
Term
carotene
Definition
one pigment of skin. an organe-yellow pigment that normally develops in the epidermis layer
Term
melanin
Definition
second pigment. a yellow-brown or black pigment produced by  melenocytes
Term
melanocytes
Definition
manufacture and stor melanin within intrcellular vessels
Term
ultarviolet radiaton (UV)
Definition
it is contained by sunlight and produced vitamin D in the epidermis
Term
cyanosis
Definition
bluish coloration of the skin due to the presence of deoxygenated blood in vessels near the body surface
Term
basal cell carcinoma
Definition
the most common skin cancer. generates in th stratum germinativum layer
Term
squamous cell carcinomas
Definition
less common skin cancer which involve4s more superfiscial layers of epidermal cells
Term
melanomas
Definition
extremley dangerous. cancerous melanocytes grow rapidly and metastasize through the lymphatic system
Term
papillary layer
Definition
concits of losoe connective tissue that supports and nourishes the epidermis
Term
reticular layer
Definition
interwoven meshwork of dense, irregular connective tissue
Term
hairs
Definition
self explanatory :)
Term
hair follicles
Definition
hairs are nonliving structures produced in these organs
Term
hair papilla
Definition
a peg of connective tissue ontaining cappillaries and nerves
Term
hair root
Definition
the portion that anchors the hair into the skin
Term
hair shaft
Definition
the hair on the surface
Term
cuticle
Definition
overlapping shingle-like layer of cells
Term
medulla
Definition
the core of the hair
Term
arrector pili
Definition
a bundle of smooth muscle cells. extends from papillary dermis to the connective tissue
Term
sebaceous glands
Definition
oil glands. discharge lipidssecretion into the hair follicles
Term
sebum
Definition
lubricates the hair and skin and inhibits the growth of bacteria
Term
acne
Definition
we are teenagers arent we
Term
apocrine sweat glands
Definition
the sweat glands in that produce sweat in armpits, nipples, and groin
Term
merocrine sweat glands
Definition
most common sweat
Term
nails
Definition
form on the dorsal surfaces of fingers and toes
Term
nail body
Definition
consitis ofa dead mass of keratinized cells
Term
nail bed
Definition
the body of the nail that coves the epidermis
Term
nail root
Definition
epithelial fold not visible from the surface
Term
lunula
Definition
the pale cresenct under the nail
Term
scab
Definition
blood clot
Term
granulation tissue
Definition
combination of blood clots, fibroblasts, and capillary network
Term
scar tissue
Definition
flexible non cellular fiborus tissue
Term
keloid
Definition
thickened area of scar tissue
Term
biopsy
Definition
the removal and examination of tissue from the body from the diagnosis of the disease
Term
cavernous hemangioma
Definition
mass of large blood vessels thatoccur in the skin. birthmark
Term
contact dermatitis
Definition
itchy rash
Term
dermatology
Definition
the branch of medicine concerned with the diagnosis and treatement of diseases of the skin 
Term
lesions
Definition
changes in tissue structure caused by injury ofr disease
Term
male pattern baldness
Definition
hair loss to adult male due to changes in levels of circulating sex hormones
Term
pruritis
Definition
an irratating itching sensation, common in skin conditions
Term
psoriasis
Definition
painless; rapid cell division in the stratum germinativum of the scalp, elbows, palms, soles, groin, and nails. appear dry and scaley
Term
sepsis
Definition
widespread bacteria infectin; leading cause of death in burn patients
Term
ulcer
Definition
localized shedding of an epithelium
Term
xerosis
Definition
"dry skin", complaint from elders and anyone living in an arid climate
Term
integument
Definition
skin
Term
cortex
Definition
underlying layer
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