Med term unit 2

Chp 4 and 14

epidermis

outer layer of skin, protect the body from external environment

melanin

dark pigment produced by melanocytes, amount present determines skin color

sebaceous gland

secrete sebum (oil) into hair follicles where hair shaft pass through dermis

sudoriferous gland

aka sweat glands, tiny, coiled, tubular structures that emerge through pores on skins surfaces and secretes sweat

dermis

inner layer of skin, flexibility and mechanical strength

hypodermis/subcutaneous

layer between dermis and the underlying tissues and organs

cutaneous

epidermis and dermis

cutane/o, derm/o, dermat/o

skin

hidr/o

sweat

kerat/o

horny tissue, hard

onych/o, ungu/o

nail

seb/o

sebum

trich/o

hair

aden/o

gland

crypt/o

hidden

myc/o

fungus

pachy/o

thick

rhytid/o

wrinkles

scler/o

hard

staphyl/o

grapelike clusters

strept/o

twisted chains

xer/o

dry

epi

on, upon, over

hyper

above, excessive

hypo

below, incomplete, deficient, under

intra-

within

para

beside, beyond, around, abnormal

per

through

sub

under

trans

through, across

-al

pertaining to

-coccus

berry shaped

-ectomy

excision, surgical removal

-genic

producing, originating, causing

-ia

diseased or abnormal state

-ic

pertaining to

-itis

inflammation

-malacia

softening

-ous

pertaining to

-phagia

eating or swallowing

-plasty

surgical repair

-rrhea

flow, discharge

dermatitis

inflammation of skin

dermatofibroma

fibrous tumor of the skin

hidradenitis

inflammation of a sweat gland

leioderma

onychocryptosis

abnormal condition of a hidden nail (ingrown nail)

onychomalacia

softening of the nail

onychophagia

eating the nails

onychomyosis

abnormal condition of fungus in the nail

pachyderma

thickening of the skin

scleroderma

hardening of skin

seborrhea

discharge of sebum (excessive)

xeroderma

dry skin

abrasion

scraping away of the skin by mechanical process or injury

cellulitis

inflammation of skin and subcutaneous tissue caused by infection

contusion

injury with no break in the skin, pain swelling, discoloration, (bruise)

fissure

slit or cracklike sore in the skin

gangrene

Death of tissue caused by loss of blood supply, followed by bacterial invasion

infection

invasion of pathogens in body tissue

kaposi sarcoma

cancerous condition starting as purple or brown papules that spread through the skin to the lymph nodes and internal organs

keloid

overgrowth of scar tissue

laceration

torn, ragged-edged wound

urticaria

itchy skin eruption composed of wheals of varying sizes and shapes

dermatoplasty

surgical repair of the skin

rhytidectomy

excision of wrinkles

debridement

removal of contaminated of dead tissue and foreign matter from open wound

dermabrasion

procedure to remove skin scars with abrasive material (sandpaper)

excision

removal by cutting

incision

surgical cut or wound produced by sharp instrument

erythroderma

red skin

leukoderma

white skin

xanthoderma

yellow skin

dermatologist

person who studies and treats skin

dermatology

study of the skin

epidermal

pertaining to upon the skin

Erythema

redness

hypodermic/subcutaneous

pertaining to under skin

intradermal

pertaining to within the skin

percutaneous-transdermal

pertaining to through the skin

abscess

localized collection of pus, bacteria, and other material

alopecia

loss of hair

cyst

closed sac containing fluid or semisolid material

diaphoresis

sweating prior to health problem

edema

puffy swelling of tissue from the accumulation of fluid

jaundice

condition of yellow coloring of skin, mucus membrane, and sclera caused by presence of bile

lesion

any visible change in tissue resulting ftom injury or disease

necrosis

condition of cell death

pallor

paleness

petechiae

tiny, bright red lesions that result from escape of blood into skine and mucous membrane

pruritus

itching

pustule

elevation of skin containing pus

ulcer

erosion of skin or mucous membrane

subcut

subcutaneous

Bx or bx

biopsy

bone

An organ made up of hard connective tissue with a dense outer layer and spongy inner layer

periosteum

outer most layer of the bone

compact bone

dense, hard layer of bone tissue that lie under the periosteum

cancellous/spongy bone

contains little spaces like a sponge and is encased in the layers of compact bone

endosteum

membranous lining of the hollow cavity of the bone