Ch. 4- The integumentary System Flashcards
adipose
Fatty; relating to fat
alopecia
Lack of hair in spots; baldness
collagen
major protein substance that is tough and flexible and that forms connective tissue in the body
epidermis
outer portion of the skin containing several strata
hypodermis
subcutaneous skin layer; layer below the dermis
integument
skin and all the elements that are contained within and arise from it.
keratin
hard, horny protein that forms nails and hair.
melanin
pigment produced by melanocytes that determines skin, hair, and eye color
sebum
Oily substance, usually secreted into the hair follicle
stratum
layer of tissue, especially a layer of the skin
stratum corneum
top sublayer of the epidermis
striae
stretch marks made in the collagen fibers of the dermis layer
adip(o), lip(o)
fatty
Ex: adiposis
dermat(o), derm(o)
skin
Ex: dermatitis
hidr(o)
sweat, sweat glands
Ex: hidrosis
itcthy (o)
fishy, scaly
Ex: ichthyosis
kerat(o)
horny tissue
Ex: Keratosis
melan(o)
black, very dark
Ex: melanoma
myc(o)
Fungus
Ex: mycosis
onych(o)
nail
Ex: onychotomy
pil(o), trich(o)
hair
Ex: trichopathy
seb (o)
sebum, sebaceous glands
Ex: seborrhea
steat
fat
Ex: steatitis
xanth (o)
yellow
Ex: xanthoma
xer (o)
dry
Ex: xeroderma
dermatology
medical specialty that deals with diseases of the skin
exudate
any fluid excreted out of tissue, especially fluid excreted out of an injury to the skin
abscess
localized collection of pus and other exudate, usually accompanied by swelling and redness
acne
inflammatory eruption of the skin, occurring in or near sebaceous glands on the face, neck, shoulder, or upper back
burn
Damage to the skin caused by exposure to heat, chemicals, electricity, radiation, or other skin irritance.
comedo (pl. comedos, comedones)
Open hair follicle, filled with bacteria and sebum; common and acne; blackheads.
cyst
Abnormal sack containing fluid.
eczema
Severe inflammatory condition of the skin, usually of unknown cause.
excoriation
Injury to the surface of skin caused by scratch, abrasion, or burn, usually accompanied by some oozing.
gangrene
Death of an area of skin, usually caused by loss of butt supply to the area..
herpes simplex virus Type 1
Herpes that recurs on the lips and around the areas of the mouth, usually darn viral illness or state of stress.
herpes simplex Type 2
Herpes that occur on the genitalia; can be easily transmitted from one person to another through sexual contact.
herpes zoster
Painful herpes that affect nerve roots; shingles.
hives ( see urticaria)
Group of reddish wheals, usually accompanied by pruritis and often caused by in allergy.
lesion
wound, damage. or injury to the skin
nevus
birthmark
psoriasis
chronic skin condition accompanied by scaly lesions with extreme pruritus
ringworm
fungal infection; TINEA
scabies
skin eruption caused by a mite burrowing in the skin
shingles
viral disease affecting peripheral nerve and caused by herpes zoster
tinea
fungal infection; ringworm
ucler
open lesion, usually with superficial loss of tissue
vericella
contagious skin disease, usually occurring during childhood, and often accompanied by the formation of pustules; chicken pox
verruca (pl. verrucae)
flesh-colored growth, sometimes caused by a virus; wart.
whitehead
closed comedo that does not contain the dark bacteria present in blackheads
biopsy
excision of tissue for microscopic examination.
cauterize
to apply heat to an area to cause coagulation and stop bleeding
cryosurgery
surgery that removes tissue by freezing it with liquid nitrogen.
skin graft
placement of fresh skin over a damaged area.
anesthetic
agent that relieves pain by blocking nerve sensations
antibiotic
agent that kills or shows the growth of microorganisms
antihistamine
agent that controls allergic reaction by blocking the effectivene.ss of histamines in the body
antipruritic
agent that controls itching
corticosteroid
agent with anti- inflammatory properties.
