Chapter 5 Medterm: Integumentary

Front 1

Epidermis

Back 1

outer layer of skin

Front 2

Stratum corneum

Back 2

second sublayer of skin

Front 3

Basal layer

Back 3

deepest layer of skin

Front 4

Melanin

Back 4

black pigment

Front 5

Albino

Back 5

individual who cannot produce melanin

Front 6

Dermis

Back 6

second layer of skin, lies under epidermis

Front 7

Sebaceous

Back 7

oil (glands)

Front 8

Sudoriferous

Back 8

sweat (glands)

Front 9

Subcutaneous

Back 9

layer that binds dermis to underlying structures

Front 10

Adipose

Back 10

fat tissue

Front 11

Glands

Back 11

defend body against disease and maintain homeostasis (secretion)

Front 12

Axillae

Back 12

armpits

Front 13

Sebum

Back 13

oily secretion

Front 14

Nails

Back 14

keratinized, stratified, squamous epithelial cells that protect tips of finger and toes

Front 15

Lunula

Back 15

region where new growth occurs on nail

Front 16

Adip/o

Back 16

fat

Front 17

Dermat/o

Back 17

skin

Front 18

Ichthy/o

Back 18

dry/scaly

Front 19

Kerat/o

Back 19

horny tissue; hard, cornea

Front 20

Melan/o

Back 20

black

Front 21

Myc/o

Back 21

fungus

Front 22

Scler/o

Back 22

hardening; sclera

Front 23

Squam/o

Back 23

scale

Front 24

-cyte

Back 24

cell

Front 25

-derma

Back 25

skin

Front 26

-logist

Back 26

specialist in the study of

Front 27

-logy

Back 27

study of

Front 28

an-

Back 28

without/not

Front 29

dia-

Back 29

through/across

Front 30

epi-

Back 30

above/upon

Front 31

hyper-

Back 31

excessive/above normal

Front 32

sub-

Back 32

under/below

Front 33

Lesions

Back 33

areas of tissues that have been pathologically altered by injury, wound, or infection

Front 34

Localized

Back 34

definite size

Front 35

Systemic

Back 35

widely spread

Front 36

Primary skin lesions vs. secondary skin lesions

Back 36

primary: initial reaction to pathologically altered tissue (flat or elevated)

secondary: changes that take place in primary lesions due to infection, scratching, trauma, or various stage of disease

Front 37

Macule

Back 37

flat, pigmented, circumscribes area less than 1cm in diameter

Front 38

Papule

Back 38

solid, elevated lesion less than 1cm in diameter that may be the same color as skin or pigmented

Front 39

Nodule

Back 39

palpable, circumscribed lesion; larger and deeper than a papule; extends into dermal area

Front 40

Tumor

Back 40

solid, elevated lesion larger than 2 cm in diameter that extends into dermal and subcutaneous layers

Front 41

Wheal

Back 41

elevated, firm, rounded lesion with localized skin edema that varies in size, shape, and color; paler in the center than its surrounding edges, accompanied by itching

Front 42

Vesicle

Back 42

elevated, circumscribed, fluid-filled lesion less than .5 cm in diameter

Front 43

Pustule

Back 43

small, raised, circumscribed lesion that contains pus, less than 1 cm in diameter

Front 44

Excoriations

Back 44

linear scratch marks or traumatized abrasions of epidermis

Front 45

Fissure

Back 45

small slit or crack like sore that extends into dermal layer - could be caused by inflammation or drying

Front 46

Ulcer

Back 46

open sore or lesion that extends to dermis and heals with scarring

Front 47

First vs. second vs third degree burns

Back 47

first: injury to top layer of skin

second: deep burns that damage the epidermis and part of dermis

third: epidermis and dermis are destroyed and some underlying connective tissue is damaged

Front 48

Neoplasms

Back 48

abnormal growths of new tissue that are benign or malignant

Front 49

Benign

Back 49

noncancerous growths

Front 50

Malignant

Back 50

cells that become invasive and spread to remote regions of body

Front 51

Grading system of tumors (I – IV)

Back 51

I: tumor cells well differentiated

II: tumor cells moderately or poorly differentiated

III: tumor cells poorly differentiated

IV: tumor cells very poorly differentiated

Front 52

Basal vs squamous cell carcinoma

Back 52

basal: most common skin cancer, malignancy of basal layer of epidermis

squamous: arises from skin that undergoes hardening (keratinization)

Front 53

Malignant melanoma

Back 53

malignant growth of melanocytes

Front 54

Abscess

Back 54

localized collection of pus at the site of an infection

Front 55

Alopecia

Back 55

partial or complete loss of hair resulting from aging or endocrine disorder

Front 56

Cellulitis

Back 56

diffuse, acute infection of skin and subcutaneous tissue

Front 57

Dermatomycosis

Back 57

infection of skin caused by fungi

Front 58

Ecchymosis

Back 58

skin discoloration consisting of large, irregularly formed hemorrhagic area with colors changing from blue/black to greenish brown or yellow (a bruise)

Front 59

Eczema

Back 59

chronic inflammatory skin condition characterized by erythema, papules, vesicles, pustules, scales, crusts, and scabs, accompanied by pruritis

Front 60

Erythema

Back 60

redness of skin caused by swelling of the capillaries

Front 61

Eschar

Back 61

dead matter that is sloughed off from the surface of skin, especially after a burn

Front 62

Keratosis

Back 62

thickened area of the epidermis or any horny growth on skin

Front 63

Pallor

Back 63

unnatural paleness or absence of color in the skin

Front 64

Petechia(e)

Back 64

minute, pinpoint hemorrhage under the skin

Front 65

Pruritus

Back 65

intense itching

Front 66

Psoriasis

Back 66

chronic skin disease characterized by circumscribed red patches covered by thick, dry, silvery, adherent scales

Front 67

Urticarial

Back 67

allergic reaction of skin characterized by eruption of pale red, elevated patches called wheals or hives

Front 68

Vitiligo

Back 68

localized loss of skin pigmentation characterized by milk-white patches

Front 69

Debridement

Back 69

removal of necrotized tissue from wound by surgical excision, enzymes, or chemical agents

Front 70

Dermabrasion

Back 70

rubbing using wire brushes or sandpaper to mechanically scrape away the epidermis

Front 71

Biopsy

Back 71

tissue sample removed from body for microscopic examination

Front 72

Antifungals

Back 72

alter cell wall of fungi or disrupt enzyme activity, resulting in cell death

Front 73

Antihistamines

Back 73

inhibit allergic reactions of inflammation, redness, and itching caused by the release histamine

Front 74

Antiseptics

Back 74

topically applied agents that inhibit growth of bacteria

Front 75

Corticosteroids

Back 75

decrease inflammation and itching by suppressing the immune system inflammatory response to tissue damage

Front 76

Topical anesthetics

Back 76

block sensation of pain by numbing skin layers and mucous membranes