Lesson4
TERMS FOR LESSON 4: INTEGUMENTARY SYSTEM
Terms to Know:
epidermis-outer layer of skin
keratin-horny of certified layer composed of protein.
melanin-color of pigmentation of the skin
dermis-middle layer of skin
sweat glands-tiny coiled, tubular structures that emerge through pores on the skin's surface
sebaceous glands-secrete sebum, oil, into the hair follicles where the hair shafts passes through the dermis
subcutaneous-lower layer of skin. contain mostly fat tissue.
Word Roots to Know:
cutane/o - skin
derm/o - skin
dermat/o - skin
hidr/o -sweat
kerat/o -hard, cornified tissue, horny tissue.
onych/o -nail
ungu/o -nail
seb/o -sebum, oil
trich/o -hair
aden/o -gland
aut/o -self
bi/o -life
coni/o -dust, dirt, metal
crypt/o -hidden
fibr/o -fibrous
heter/o -both, different
myc/o -fungus
necr/o -death, dead
pachy/o -thick
rhytid/o -wrinkles
staphyl/o -grape cluster shaped bacteria
strept/o -rod shaped chains of bacteria
xer/o -dry
Prefixes and Suffixes to Know: Lesson 4
epi- upon, on, over
intra- within
para- beside, beyond, around
sub-under, beneath, below
-coccus-round shaped bacteria
-ectomy-to remove surgically
-ia-pertaining to
-itis-inflammation
-malacia-softening, soft
-opsy-to view
-orrhea-to flow, normal flow, excessive discharge
-phagia-to eat
-plasty-to repair surgically
-tome-surgical cutting tool
Diagnostic Terms to Know for Lesson 4:
dermatitis-inflammation of the skin
dermatoconiosis-condtion of the skin caused by dust or dirt
dermatofibroma-fibrous tumor of the skin
hidradenitis-inflammation of a sweat gland
onychocryptosis-ingrown nail, hidden nail
onychomalacia-softening of the nail
onychomycosis-fungus infection of the nail
onychophagia-nail biting
pachyderm-abnormal thickening of the skin
paronychia-abnormal disease state of the tissue around the nail
seborrhea-excessive discharge of sebum or oil from the skin
trichomycosis-fungus in the hail or hail follicle, dandruff
xeroderma-abnormally dry skin
abscess-pus or fluid filled sore
abrasion-a scrape on the surface of the skin
acne-staphylococcus infection of the pores of the skin, pimples
carbuncle-cluster of boil on the skin surface caused by the staphylococcus bacteria
cellulitis-inflammation of the connective tissue leading to redness and swelling
contusion-injury to the skin without the skin being broken
eczema-non-bacterial inflammation of the skin causing redness, blisters, scabs, and itching
fissure-small tear of the skin
furuncle-boil, inflammation of a larger area of the skin by the staphylococcus bacteria
gangrene-death of tissue, quickly followed by bacteria invading the tissue
herpes-cold sore, inflammation of the skin by several different viruses
impetigo-bacterial infection of the skin, characterized by pus and redness
laceration-cut on skin, ragged-edge
pediculosis-head lice
psoriasis-chronic inflammation of the skin producing silvery scales and redness
scabies-itch mite infection
systemic lupus erythematosus-inflammation of the connective tissues of the body
tinea pedis-inflammation of the skin by a fungus, "athlete foot", etc. pedis: foot
Surgical Terms to Know for Lesson 4:
biopsy-the removal of tissue for testing
dermatoheteroplasty-repair of skin from a donor
dermatoplasty-repair of the skin
onychectomy- to remove finger or toe nail
rhytidectomy- to remove wrinkles
rhytidoplasty- to repair wrinkles
Additional Terms to Know for Lesson 4:
epidermal- upon the skin's surface
dermatology- study of the skin
dermatologist-physician who specializes in disorders of the skin
dermatome-instrument used to cut skin
hypodermic-pertaining to underneath the skin
intradermal-pertaining to within the skin
keratogenic- originating to the keratinized layer of the skin
necrosis-condtion of tissue death
subcutaneous-pertaining tot he subcutaneous layer of the skin
staphylococcus-bacteria of grape-like shape
streptococcus-bacteria of rod shaped and chained together
ungual-pertaining to the nail
adipose-fat tissue
albino-white skin, without pigment
allergy - reaction to other chemicals or tissues
alopecia - baldness
cicatrix - scar
debridement-procedure to remove damaged tissue
decubitus ulcer-bedsore
dermabrasion-procedure to remove scars of the skin by use of abrasive materials
diaphoresis-profuse sweating
disseminate-to scatter over a large area
ecchymosis-black and blue mark caused by breakage of blood vessels
emollient-lotions and other ingredient to sooth the skin.
erythema-red skin
jaundice-yellow tinge to the skin
keloid- overgrowth to scar tissue
leukoplakia- condition of white patches on the surface of the skin
macule-dark color spot on the skin, flat
nevus-mole, birthmark black in color
pallor-paleness, white coloration and change in coloration to red to blue, ect., color of face and body surfaces
papule-solid skin elevation, small
petechia-pinpoint skin hemorrhage
pruritus-severe itching
purpura-purple-red discoloration of the skin caused by hemorrhages into the tissue
pustule-skin elevation full of pus, elevated
ulcer -open sore
verruca -wart
vesicle-blister
wheal-hive, round elevation with a with center and red on outer rim