Chapter 7 Skin Structure Milady Cosmetology Vocabulary

Front 1

dermatology

Back 1

the medical branch of science that deals with the study of the skin- its nature ,structure,functions,diseases and treatment

Front 2

epidermis

Back 2

the outer most layer and thinnest layer of the skin

Front 3

stratum corneum (horny layer)

Back 3

the outer layer of the epidermis

Front 4

stratum lucidum

Back 4

the clear transparent later under the stratum corneum it consists of small cells through which light can pass

Front 5

stratum granulosum

Back 5

layer of the epidermis that is composed of cells that look like granules and are filled with keratin

Front 6

dermis (true skin)

Back 6

inner layer of the skin

Front 7

papillary layer

Back 7

the outer most layer of the dermis directly beneath the epidermis

Front 8

dermal papillae

Back 8

small cone shaped elevations or the base of the hair follicles

Front 9

acne

Back 9

skin disorder characterized by chronic inflammation of the sebaceous glands from retained secretions and propionibacterium acne's bacteria

Front 10

arrector pili muscles

Back 10

small involuntary muscles in the base of the hair follicle that cause goose flesh also called goose bumps and papillae

Front 11

callus

Back 11

thickening of the skin caused by continued repeated pressure on any part of the skin especially the hands and feet

Front 12

collagen

Back 12

fibrous protein that gives the skin form and strength

Front 13

comedo (blackhead)

Back 13

hair follicle filled with keratin and sebum

Front 14

dermatologists

Back 14

physician who specializes in diseases and disorders of the skin, hair and nails

Front 15

elastin

Back 15

protein base similar to collagen that forms elastic tissue

Front 16

epidermal-dermal junction

Back 16

the top of the papillary layer where it joins the epidermis

Front 17

esthetician

Back 17

a specialist in the cleansing beautification and preservation of the health of the skin on the entire body, including the face and neck

Front 18

eumelanin

Back 18

a type of melanin that is dark brown to black in color. people with dark colored skin mostly produce eumelanin. there are two types of melanin the other type is pheomelanin

Front 19

keratin

Back 19

fibrous protein of cells that is also the principal component of hair and nails

Front 20

melanin

Back 20

tiny grains of pigment(coloring matter) that are produced by melanocytes and deposited into cells in the stratum germinativum layer of the epidermis and in the papillary layers of the dermis

Front 21

melanocytes

Back 21

cells that produce the dark skin pigment called melanin

Front 22

motor nerve fibers

Back 22

fibers of the nerves that are distributed to the arrector pili muscles attached to hair follicles motor nerves carry impulses from the brain to the muscles

Front 23

papule (pimple)

Back 23

small elevation on the skin that contains no fluids but may develop pus

Front 24

pheomelanin

Back 24

a type of melanin that is red to yellow in color people with light colored skin mostly produce pheomelanin

Front 25

propionibacterium acnes

Back 25

acne bacterium

Front 26

pustule

Back 26

raised inflammed papule with a white or yellow center containing pus in the top of the lesion referred to as the head of the pimple

Front 27

reticular layer

Back 27

deeper layer of the dermis that supplies the skin with oxygen and nutrients contains fat cells blood vessels sudoriferous(sweat) glands hair follicles lymph vessels arrector pili muscles sebaceous(oil) glands

Front 28

sebaceous glands (oil glands)

Back 28

Glands connected to hair follicles sebum is the fatty or oily secretions of the sebaceous glands

Front 29

sebum

Back 29

a fatty or oily secretion that lubricates the skin and preserves the softness of the hair

Front 30

secretory coil

Back 30

coiled base of the sudoriferous (sweat) gland

Front 31

secretory nerve fibers

Back 31

fibers of the secretory nerve that are distributed to the sudoriferous glands and sebaceous glands secretory nerves which are part of autonomic nervous system regulate the excretion of perspiration from the sweat glands and control the flow of sebum to the surface of the skin

Front 32

sensory nerve fibers

Back 32

fibers of the sensory nerve that react to heat,cold,touch,pressure and pain sensory receptors taht send messages to the brain

Front 33

stratum germinativum (basal cell layer)

Back 33

deepest, live layer of the epidermis that produces new epidermal skin cells and is responsible for growth

Front 34

stratum spinosum

Back 34

the spiny layer just above the stratum germinativum layer

Front 35

subutaneous tissue (adipose tissue)

Back 35

fatty tissue found below the dermis that gives smoothness and contour to the body contains fat for use as energy and also acts as a protective cushion for the outer skin

Front 36

sudoriferous glands (sweat glands)

Back 36

excrete oerspiration and detoxify the body by excreting exess salt and unwanted chemicals

Front 37

tactile corpuscles

Back 37

small epidermal structures with nerve endings that are sensitive to touch and pressure

Front 38

vitamin A

Back 38

supports overall health of skin aids in health function and repair of skin cells has been shown to improve the skins elasticity and thickness

Front 39

vitamin c

Back 39

important substance needed for proper repair of the skin and tissues; promotes the production of collagen in the skins dermal tissues aids in and promotes the skins healing process

Front 40

vitamin D

Back 40

enables the body to properly absorb and use calcium the element needed for proper bone development and maintenance vitamin d also promotes rapid healing of the skin

Front 41

vitamin E

Back 41

helps protect the skin from the harmful effects of the sunds uv light

Front 42

what is healthy skin

Back 42

free of disease infection or injury

Front 43

can skin be nourished by cosmetic products

Back 43

no it has to be nourished by the 6 main nutrients for the body

Front 44

six important functions of the skin

Back 44

protection,sensation,heat regulation,excretion,secretion,absorption

Front 45

5 basic food groups

Back 45

grains,vegetables,milk,fruits,meat poultry fish and beans

Front 46

6 classes of nutrients

Back 46

carbs
vitamins
fats
minerals
proteins
water

Front 47

4 viatamins that help the skin

Back 47

vitamin A,C,D,E

Front 48

A)one essential item the body cant live with out
B) why is it important to the skin and body

Back 48

A)water
B)sustains the health of the skin cells assists with the elimination of tocins and waste, helps regulate the bodys temperature,and aids in proper digestion

Front 49

how can collagen and elastin be weakened

Back 49

they are weakened by old age ,lack of moisture,environmental damage such as uv light or frequent changes in weight the skin will begin to lose its tone and suppleness this weakening trend causes wrinkles