Chapter 4: Integumentary System

integument

skin & all its accessory structures (eg: horns, claws, hooves, nails, beaks, sweat glands, mammary glands, scales, feathers, hair, fur & slime)

dermat/o

derm/o

cor/o

cutane/o

skin

melan/o

black, dark

kerat/o

hard, horn like tissue

onych/o

claw, nail

cornu/o

horn or a structure that looks like a horn

lip/o

adip/o

fat

epidermis

superficial outer layer of skin

dermis

deeper middle layer of skin

hypodermis or

subcutaneous

deepest layer of skin

keratin

a protein that provides protection & waterproofing & helps prevent water loss

arrector pili muscle

responsible for piloerection/goosebumps

sebum

oily substance that lubricates the skin & hair to provide waterproofing

pil/o

trich/o

hairfo

follicul/o

follicle

sebac/o

seb/o

oil, sebum

sudor/o

hidr/o

sweat

abrasion

a skin scrape

abcess

a localized collection of pus

alopecia

loss of hair, wool, or feathers

carbuncle

a group of furuncles in adjacent hairs

cicatrix

(plural: cicatrices)

a scar

ecchymosis

blood leaking from a ruptured blood vessel into subcutaneous tissue; a bruise

epithelium

the cells that cover the internal and external body surfaces and also form many glands

eschar

dried serum, blood, pus; a scab; the charred surface of a burn

excoriate

scratch the skin

fissure

a crack-like lesion in the skin

furuncle

a boil or skin abcess, usually around follicles

granulation tissue

new tissue that grows in to fill a wound defect

infection

the invasion of body tissues by disease-causing microorganisms (e.g., bacteria, fungi and parasites) and the reaction of the host tissues to these organisms and the toxins that they produce; not the same as inflammation

keloid

an overgrowth of scar tissue at the site of injury

laceration

a rough or jagged skin tear

palliative

treating the symptoms, but not curing the causepa

papule

a small, solid, usually somewhat pointed elevation of the skin; does not contain pus but is inflammed

petechia

(plural: petechiae)

tiny ecchymosis within the dermal layer

plaque

a raised, flat papule greater than 1 cm

proud flesh

overgrowth of granulation tissue at the site of injury; also known as exuberant granulation tissue in reference to horses

pruritus

itching

purulent

containing or consitent of pus

sepsis

the systemic inflammatory response induced by an infection

signalment

a detailed description, including distinctive features, of an animal

supporate

to produce or discharge pus

topical

applied to, designed for, or an action on the surface of a body

tumor

any mass or swelling; a nodule greater than 2 cm

ulcer

a circumscribed crater-like lesion of the skin or mucus membrane

wheal

hives

urticaria

a circumscribed, elevated papule caused by localized edema (collection of fluid between cells)

a-

an-

without

no

not

aut/o

self

bi/o

life

circum-

around

cyst/o

sac

containing fluid, a bladder

necr/o

death

nod/o

knot

patchy-

thick

papul/o

pimple, solid lesion, <1cm

para-

near

beside

abnormal

apart from

-phyte

abnormal pathological growth

purpor/o

purple

py/o

pus

vesicul/o

blister

small sac

xer/o

dry

-tomy

surgical incision

-stomy

surgical creation of a new permanent opening

-ectomy

surgical removal

-plasty

surgical repair

-rrhaphy

suture

-pexy

surgical fixation, stabilization, firmly attached

-centesis

surgical puncture

-graphy

method of recording

-graph

instrument used to write or record

-gram

written record produced

something recorded or written

-scope

instrument for examaning or viewing

scop/o

examine, view