Skin - Ch 16

Front 1

Crust

Back 1

Collection of dried serum and cellular debris

(scab)

Front 2

Cyst

Back 2

Thick - walled, closed sac or pouch containing fluid or semi-solid material

Front 3

Erosion

Back 3

Wearing away or loss of epidermis

Front 4

Fissure

Back 4

Groove or crack-like sore

Front 5

Macule

Back 5

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

(Freckles, tattoo marks, flat moles)

Front 6

Nodule

Back 6

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

(Enlarged lymph node and solid growths)

Front 7

Papule

Back 7

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

(Pimples)

Front 8

Plaques

Back 8

When papules run together and form an elevated flat region.

Front 9

Polyp

Back 9

Growth extending from the surface of mucous membrane.

(Found in the nose & sinuses, colon, urinary bladder, and uterus)

Front 10

Pustule

Back 10

Papule containing pus , or a small abscess (collection of pus) on the skin.

Front 11

Ulcer

Back 11

Open sore on the skin or mucous membranes (deeper than an erosion).

(Bedsores)

Front 12

Vesicle

Back 12

Small collection (papule)of clear fluid (serum); blister

(Form after burns and may be seen with allergies and dermatitis)

Front 13

Wheal

Back 13

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

(Mosquito bite, hives, anaphylaxis)

Front 14

Alopecia

Back 14

Absence of hair from areas where it normally grows.

Front 15

Ecchymoisis

Back 15

Bluish - purplish mark (bruise) on the skin, caused by hemorrhages into the skin from injury or spontaneous leaking of blood from vessels

(plural: ecchymoses)

Front 16

Petechia

Back 16

Small, pinpoint hemorrhage

(Plural: petechiae)

Front 17

Pruritus

Back 17

Itching

Front 18

Impetigo

Back 18

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

Front 19

Adipocyte

Back 19

Fat cell

Front 20

Albino

Back 20

Person with skin deficient in pigment (melanin)

Front 21

Apocrine sweat gland

Back 21

One of the large dermal exocrine glands located in the axillary and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor.

Front 22

Basal layer

Back 22

Deepest region of the epidermis; it gives rise to all the epidermal cells.

Front 23

Collagen

Back 23

Structural protein found in the skin and connective tissue.

Front 24

Cuticle

Back 24

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

Front 25

Dermis

Back 25

Middle layer of skin

Front 26

Eccrine sweat gland

Back 26

Most numerous sweat-producing exocrine gland in the skin

Front 27

Epidermis

Back 27

Outermost layer of the skin

Front 28

Epitheium

Back 28

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

Front 29

Hair follicle

Back 29

Sac within which each hair grows

Front 30

Integumentary system

Back 30

The skin and is accessory structures such as hair and nails

Front 31

Keratin

Back 31

Hard protein material found in the epidermis, hair, and nails.

Front 32

Lunula

Back 32

The half-moon shaped, whitish area at the base of the nail.

Front 33

Melanin

Back 33

Skin pigment.

Front 34

Paronychium

Back 34

Soft tissue surrounding the nail border

Front 35

Pore

Back 35

Tiny opening on the surface of the skin

Front 36

Sebaceous gland

Back 36

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

Front 37

Sebum

Back 37

Oily substance secreted by sebaceous glands.

Front 38

Squamous epithelium

Back 38

Flat, scale-like cells composing the epidermis

Front 39

Stratified

Back 39

Arranged in layers

Front 40

Stratum

Back 40

A layer (of cells)

(Plural: strata)

Front 41

Stratum corneum

Back 41

Outermost layer of the epidermis, which consists of flattened, keratinized cells.

Front 42

Subcutaneous layer

Back 42

Innermost layer of the skin, containing fat tissue.