Skin structure and growth (copy)

arrestor pili muscle

the small involuntary muscles in the base of the hair follicle causing goosebumps

barrier function

complex of lipids that keep the skin moist by preventing water evaporation and guards against irritants penetrating the skin surface also helping regulate the skin's pH

broad- spectrum sunscreen

sunscreen that has been shown to protect from during, skin cancer and premature aging also protects from UVA and UVB radiation from the sun

use anything higher spa 17 to take care of skin

collagen

a fibrous, connective tissue made from protein , that gives the skin form and strength

dermal papillae

the membrane of ridges and grooves that attach to the epidermis

dermatologist

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

dermatology

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

dermis

another name for the derma, corium, cutis or true skin

the underlying or inner layer of the skin

elastin

the protein base similar to collagen that forms the elastic tissue

dermal epidermal junction

the top of the papillary layer where it joins the epidermis

epidermis

the outermost thinnest layer of skin

made up of 5 layers

stratum corneum

stratum lucidum

stratum spinosum

stratum granulosum

stratum germinativum

eumelanin

the type of melanin that is dark brown to black in color

hair papillae

the cone shaped elevations at the base of the follicle that fit into the hair bulb

is filled with tissue that contains the blood vessels and cells necessary for hair growth and follicle nourishment

keratin

the fibrous protein in cells that are the main principle for skin, hair and nails

melanin

the tiny grains of pigment that are produced my melanocytes deposited into cells in the stratum germinativum layer of the epidermis and papillary layers of the dermis

melanocytes

cells that produce the dark pigment known as melanin

motor nerve fibers

the fibers of the motor nerves that are distributed to the arrector pili muscles attached to the hair follicles

Papillary layer

the outermost layer of the dermis that supplies the skin with oxygen and nutrients

Pheomelanin

the type of melanin that is red to yellow in color

Reticular layer

It is deeper of the dermis that supplies the skin with oxygen and nutrients

Sebaceous glands

another name for the oil glands

the glands connected to the hair follicles

secrete sebum

Secretory coil

The coil bases of the sudoriferous gland

Secretory nerve fibers

The fibers of the sensory nerves that react to heat, cold, touch and pressure and pain

Stratum corneum

Another name for horny layer and the outermost layer of the epidermis

stratum germinativum

Known as the basal cell layer and the deepest live layer of the epidermis that produces skin cells and is responsible for growth

Stratum granulosum

another name as the granular layer

the layer of the epidermis composed of cells filled with keratin that resembles granules

composed of several layers of different shaped cells

Stratum lucidum

A clear, transparent layer of the epidermis under the stratum corenum

the layer is located only on the palms of the hands or the soles of the feet and the fingers

it forms our footprints and fingerprints

Stratum spinosum

another name as the spiny layer

the layer of the epidermis just above the stratum germinativum layer

the spiny layer is where the process of the skin cell begins

the largest layer in the epidermis

Subcutaneous tissue

Another name for the adipose or subcutis tissue

a fatty tissue found below the dermis that gives smoothness and contours the body, contains fat for energy and acts as a protective cushion for the skin

a fatty tissue found below the dermis that gives smoothness and contours the body, contains fat for energy and acts as a protective cushion for the skin

Sudoriferous glands

Another name for sweat glands

excrete perspiration and detox the body buy excreting excess salt and unwanted chemicals

Sweat glands

Another name for sudoriferous glands

excrete perspiration and detox the body be excreting excess salt and unwanted chemicals

Tactile corpuscles

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

subcutaneous layer

another name for the hypodermis or superficial fascia

consists of subcutaneous tissue located beneath the dermis

sensory nerve fibers

Fibers of the sensory nerves that react to heat, cold, touch, pressure, and pain.