Skin
Protein base similar to collagen that forms elastic tissue
Elastin
The top of the papillary layer where it joins the epidermis
Epidermal-dermal junction
Outermost and thinnest layer of the skin
Epidermis
A specialist in the cleansing, beautification, preservation of the health of skin on the entire body, including the face an neck
Esthetician
A type of melanin that is dark brown to black in color.
Eumelanin
Fibrous protein of cells that is also the principal component of hair and nails
Keratin
Tiny grains of pigment 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
Melanin
Cells that produce the dark skin pigment called melanin
Melanocytes
Fibers of the motor nerves that are distributed to the arrector pili muscles attached to hair follicles.
Motor nerve fibers
Plural: comedones. Also known as blackhead
Open Comedo
Outer layer of the dermis, directly beneath the epidermis.
Papillary layer
Also known as pimple; small elevation on the skin that contains no fluid but may develop pus
Papule
A type of melanin that is red to yellow in color
Pheomelanin
Also known a papule; small elevation on the skin that contains no fluid but may develop pus
Pimple
Abbreviated P. acnes; technical term for acne bacteria
Propionibacterium acnes
Raised, inflamed papule with white or yellow center containing pus in the top of the lesion referred to as the "head" of the pimple
Pustule
Deeper layer of the dermis that supplies the skin with oxygen and nutrients
Reticular layer
Also known as oil gland; glands connected to hair follicles
Sebaceous glands
A fatty or oily secretion that lubricates the skin and preserves the softness of the hair
Sebum
Coiled base of the sudoriferous(sweat) gland
Secretory coil
Fibers of the secretory nerve that are distributed to the sudoriferous glands and sebaceous glands
Secretory nerve fibers
Fibers of the sensory nerves that react to heat, cold, touch, pressure, and pain
Sensory nerve fibers
Helps protect the skin from harmful effects of the sun's UV light
Vitamin E
Cells that produce the dark skin pigment called melanin
Melanocytes
Also known as derma
Dermis