Chapter 16: Skin

Question 1

adipocyte

Answer 1

fat cell

Question 2

albinism

Answer 2

condition of skin deficient in pigment

Question 3

apocrine sweat gland

Answer 3

one of the large exocrine glands located in the axilla and genital areas
- secretes sweat combined with bacteria makes body odor

Question 4

basal layer

Answer 4

deepest region of the epidermis
-gives rise to all epidermal cells

Question 5

collagen

Answer 5

structural protein found in the skin and connective tissue

Question 6

cuticle

Answer 6

band of epidermis at the base and sides of the nail plate

Question 7

dermis

Answer 7

middle layer of the skine

Question 8

eccrine sweat gland

Answer 8

most numerous sweat producing exocrine gland in the skin

Question 9

epidermis

Answer 9

outmost layer of the skin

Question 10

epithelium

Answer 10

layer of skin cells forming the outer and inner surfaces of the body

Question 11

hair follicle

Answer 11

sac within which each hair grows

Question 12

integumentary system

Answer 12

the skin and its accessory structures such as hair and nails

Question 13

keratin

Answer 13

hard protein material found in the epidermis, hair, and nails.
- keratin means horn, commonly found in horns of animals

Question 14

lunula

Answer 14

half moon shaped, whitish area at the base of the nail

Question 15

melanin

Answer 15

skin pigment
- formed by melanocytes in epidermis

Question 16

eumelanin

Answer 16

brown-black pigment

Question 17

phebmelanin

Answer 17

red-yellow

Question 18

paronychium

Answer 18

soft tissue surrounding the nail border

Question 19

pore

Answer 19

tiny opening on the surface of the skin

Question 20

sebaceous gland

Answer 20

oil-secreting gland in the dermis that is associated with hair follicles

Question 21

sebum

Answer 21

oily substance secreted by sebaceous glands

Question 22

squamous epithelium

Answer 22

flat. scale like cells composing the epidermis

Question 23

stratified

Answer 23

layers

Question 24

stratum/ strata

Answer 24

a layer of cells

Question 25

stratum corneum

Answer 25

outmost layer of the epidermis, which consists of flattened, keratinized cells

Question 26

subcutaneous layer

Answer 26

innermost layer of the skin - contains fat tissue

Question 27

diaphoro

Answer 27

profuse sweating

Question 28

lesion

Answer 28

area of abnormal tissue anywhere on the body

Question 29

crust

Answer 29

collection of dried serum and cellular debris

Question 30

cyst

Answer 30

thick-walled, closed sac or pouch containing fluid or semisolid material

Question 31

pilonidal cyst

Answer 31

found over the sacral area of the midline - contains hair

Question 32

epidermoid cyst

Answer 32

yellowish, cheesy sebum on the scalp, vulva, and scrotum

Question 33

erosion

Answer 33

wearing away or loss of epidermis

Question 34

fissure

Answer 34

groove or crack-like sore

Question 35

macule

Answer 35

flat, pigmented lesion measuring less than 1cm in diameter

Question 36

nodule

Answer 36

solid, round, or oval elevated lesion 1 cm or more in diameter

Question 37

papule

Answer 37

small (less than 1 cm in diameter), solid elevated skin - ex: skin tag & pimples

Question 38

pustule

Answer 38

papule containing pus

Question 39

ulcer

Answer 39

open sore on the skin or mucous membranes (deeper erosions)

Question 40

decubitus ulcer

Answer 40

bed sores

Question 41

vesicle

Answer 41

small collection of clear fluid (serum) blister

Question 42

wheal

Answer 42

smooth, edematous (swollen) papule or plaque that is centrally redder than the surrounding skin

Question 43

alopecia

Answer 43

absence of hair from areas where it normally grows

Question 44

ecchymosis

Answer 44

blueish-purplish mark (bruise) on the skin

Question 45

petechia

Answer 45

small, pinpoint hemorrhage

Question 46

pruritus

Answer 46

itching

Question 47

acne

Answer 47

chronic papular and pustular eruption of the skin with increased production of sebum

Question 48

acne vulgaris

Answer 48

caused by a buildup of sebum and keratin in the pores

Question 49

comedo comedone

Answer 49

blackhead

Question 50

whitehead

Answer 50

sebum plug that partially blocks pore

Question 51

burns

Answer 51

injury to tissues caused by heat contact

Question 52

first degree burns

Answer 52

superficial epidermal lesions, erythema, hyperesthesia, and no blisters

Question 53

second degree burns (partial-thickness burn injury)

Answer 53

epidermal and dermal lesions,, erythema, blsiters, and hyperesthesia. - wound is painful and very sensitive to touch and air currents

Question 54

third degree burns (full-thickness burn injury)

Answer 54

epidermis and dermis are destroyed and subcutaneous layer is damaged , leaving scarred white tissue

Question 55

cellulitis

Answer 55

diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling

Question 56

eczema

Answer 56

inflammatory skin disease with erythematous, papulovesicular or papulosquamous lesions

Question 57

atopic dermatitis

Answer 57

rash often begins on face, hands, and at elbow crease or back of the kneea

Question 58

topy

Answer 58

out of place or unusual

Question 59

rubela

Answer 59

german measles

Question 60

rubeola

Answer 60

measles

Question 61

varicella

Answer 61

chickenpox

Question 62

gangrene

Answer 62

death of tissueassociated with lost blood supply

Question 63

impetigo

Answer 63

bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted over lesions

Question 64

psoriasis

Answer 64

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