ch. 3 Flashcards
skin function
protection to body
- first line of defense from germs and irritants
- first point of contact with its surroundings
epidermis
made of squamous cells
dermis
- made up of a few cells and many thick fibers
- strong and flexible
- contains hair follicles, nerves, and glands
hair follicles
hold hair into the dermis, nourish hair
nerves
detect pressure, temp and pain
glands
- sweat glands release sweat
- sebaceous glands secrete sebum (oil)
nails
- protect fingers and toes
- provide base for movement
adip/o
fat
lip/o
fat
steat/o
fat
cutane/o
skin
derm/o
skin
dermat/o
skin
pil/o
hair
trich/o
hair
hidr/o
sweat
squam/o
scale
onych/o
nail
squamous cells
flat, fish scale type cells
ungu/o
nail
seb/o
oil
sebace/o
oil
kerato-
unusual skin texture, horned
sebum
oil
xero-
unusual skin texture, dry
crypto-
unusual skin texture, hidden
leuko-
unusual skin color, white
erythro-
unusual skin color, red, inflammation
xantho-
unusual skin color, yellow, jaundice
melano-
unusual skin color, black
keratoderma
hard skin
onychocryptosis
hidden nail
keratosis
horny tissue condition
xeroderma
dry skin
albinism
lack of skin pigment
melanoma
black colored tumor
leukotrichia
white hair
erythroderma
redness of the skin
axanthopsia
unable see the color yellow
dermatalgia/dermatodynia
skin pain
pruritus
itch
urticaria
swollen, raised, itchy areas of the skin
seborrhea
excessive flow of oil
xerosis
condition of dryness
macerate
to soften the skin usually through a liquid medium
hyperhidrosis
excessive sweating
anhidrosis
lack of sweating
depigmentation
pigment is being removed from skin
hypermelanosis
darkening of the skin
alopecia
hair loss, balding
hypertrichosis
excessive hair growth
comedo
medical term for a blackhead or a whitehead, hair follicle clogged w skin
dermatolysis
skin breaking, loose skin
hemathidrosis
sweating blood
xanthoderma
yellow skin
rhytidermia
wrinkled skin
onychophagia
biting nails
hypomelanosis
low melanin, diminished melanin
description of a rash includes
location, size, color, texture, filling of the rash (pustules)
location of rash
localized vs generalized, spreading (centrifugal vs centripetal)
presence of bumps and their size
- papules (<1 cm)
- nodules (>1 cm)
- plaques are large and flat
- tumors
localized
in a specific place
generalized
all over body
centrifugal
spreading outward
centripetal
spreading inward
vesicles
<1 cm and filled w clear fluid