Med Term CHP 16

Which of the following is NOT a function of skin?

Which of the following is NOT a function of skin?

absorption

Which layer of the skin contains lots of fat?

subcutaneous layer

Which layer of the skin contains connective tissue and lots of collagen?

dermis

From superficial to deep, the layers of the skin are

epidermis, dermis, subcutaneous layer

Which layer of the skin contains keratin?

epidermis

Which of the following is NOT true of the epidermis?

it is highly vascularized

Keratin makes epidermal cells

tough and waterproof

Stratified squamous cells make up the

epidermis

Squamous cells are

flat and scale-like

Epidermal cells accumulate a hard protein called _______ in their cytoplasm

keratin

A(n) __________ makes the pigment that gives the skin its color.

melanocyte

People who cannot form melanin suffer from

albinism

________ is the pigment that gives skin color.

melanin

Melanin protects the skin by

absorbing UV radiation

Which of the following are NOT found in the dermis?

keratinocytes

_______ fibers act like glue to hold the skin together.

collagen

An adipocyte is

a fat cell

Which of the following is NOT true of the subcutaneous layer?

it contain keratinocytes

Fat cells are called

adipocytes

Hairs grow in tubes called

hair follicles

The color of hair is caused by

melanin

Hair cells are filled with the hard protein

keratin

The hardness of a nail comes from

keratin

The nail plate rests on the

nail bed

The _____ is a narrow band of epidermis that connects the nail to the finger

Cuticle

Sebum is a(n)

lipid(oil)

A _______ gland produces sebum.

sebaceous

Sebaceous glands are closely associated with

hair follicles

Sebum functions to

lubricate the skin

A(n) _______ sweat gland is activated by elevated body temperatures and is active throughout your lifetime.

eccrine

The opening of a sweat gland is a(n)

pore

A(n) _______ sweat gland is activated during puberty and secretes products that are broken down by bacteria creating odor.

apocrine

Sweat functions to

cool the body

combining form that means: \n sebum

seb/o

What does lute/o mean?

yellow

What does onych/o mean?

nail

ombining form that means: \n to heat or to burn (verb)

cauter/o

combining form that means: \n burn or burning (noun)

caus/o

What does xanth/o mean?

yellow

What does kerat/o mean?

hard

What does py/o mean?

pus

What does melan/o mean?

black

What does lip/o mean?

fat

combining form that means: \n wrinkle

rhytid/o

What does derm/o mean?

skin

What is the combining form that means: \n plant

phyt/o

What is the combining form that means: \n red

eythr/o

What does ungu/o mean?

nail

What does pil/o mean?

hair follicle

What does diaphor/o mean?

profuse sweating

What does dermat/o mean?

skin

What does anthrac/o mean?

black

What is the combining form that means: \n gray

Poli/o

What does albin/o mean?

white

What does cutane/o mean?

skin

combining form that means: \n dry or scaly

ichthy/o

What idoes erythemat/o mean?

redness

What does hidr/o mean?

sweat

What does trich/o mean?

hair

What does erythem/o mean?

redness

combining form that means: \n green

chlor/o

What does leuk/o mean?

white

What does jaund/o mean?

yellow

combining form that means: \n blue

cyan/o

What does xer/o mean?

dry

combining form that means: \n fungus

myc/o

combining form that means: \n tawny

cirrh/o

What does squam/o mean?

scale-like

What does adip/o mean?

fat

combining form that means: \n rosy

eosin/o

A burn causing epidermal and dermal lesions, erythema, blisters, and hyperesthesia is a

second-degree burn

Deep, open sore on the skin or mucous membranes.

ulcer

Thickened and rough lesion of the epidermis; associated with aging or skin damage.

keratosis

A scar

cicatrix

Chronic papular and pustular eruption of the skin with increased production of sebum.

acne

Contagious, parasitic infection of the skin with intense pruritus commonly forming around the groin, nipples and skin between the fingers

scabies

Groove or crack-like sore.

fissure

Small, pinpoint hemorrhage.

petechia

Small (less than 1 cm in diameter), solid elevation of the skin.

papule

Cancerous growth composed of melanocytes.

malignant melanoma

Epidermal growth (wart) caused by a virus.

verruca

Flat, pigmented lesion measuring less than 1 cm in diameter.

macuele

Pigmented lesion of the skin (mole)

nevus

A(n) ________ is an area of abnormal tissue anywhere on or in the body.

lesion

White, thickened patches on mucous membrane tissue of the tongue or cheek (evolves to squamous cell carcinoma).

leukoplakia

Pruritus

itching

Solid, round or oval elevated lesion 1 cm or more in diameter.

nodule

Death of tissue associated with loss of blood supply.

gangrene

Bluish-purplish mark (bruise) on the skin.

ecchymosis

Abnormal condition of excessive keratin

ketosis

Chronic progressive disease of the skin and internal organs with hardening and shrinking of connective tissue.

scleroderma

Infection of the skin caused by a fungus.

tinea

Loss of pigment (depigmentation) in areas of the skin

vitiligo

Acute allergic reaction in which red, round wheals develop on the skin.

uritcaria

Chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales.

psoriasis

Collection of dried serum and cellular debris.

crust

Malignant, vascular, neoplastic growth characterized by cutaneous nodules.

kaposi sarcoma

A burn causing superficial epidermal lesions, erythema, hyperesthesia, and no blisters is a

first-degree burn

Premalignant (precursor) lesions in people with sun-damaged skin.

actinic keratosis

Blackhead

open comedo