Chapter 7

Question 1

Acne

Answer 1

Acne vulgaris; skin disorder characterized by chronic inflammation of the sebaceous glands from retained secretions and propionibacterium acne bacteria

Question 2

Arrector pili muscles

Answer 2

Goose bumps; Small, involuntary muscles in the base of the hair follicle that cause goose flesh

Question 3

Callus

Answer 3

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

Question 4

Collagen

Answer 4

Fibrous protein that gives the skin form and strength

Question 5

Comedo (plural: comedones)

Answer 5

Blackheads; hair follicle filled with keratin and sebum

Question 6

Dermal Papillae (singular: dermal papilla)

Answer 6

Small, cone-shaped elevations at the base of the hair follicles that fit into the hair bulb

Question 7

Dermatologist

Answer 7

Physician who specializes in diseases and disorders of the skin, hair, and nail

Question 8

Dermatology

Answer 8

Medical branch of science that deals with the study of skin and its nature, structure, function, disease, and treatment

Question 9

Dermis

Answer 9

Derma, corium, cutis, or true skin; underlying or inner layer of the skin

Question 10

Elastin

Answer 10

Protein base similar to collagen that forms elastic tissue

Question 11

Epidermal-dermal junction

Answer 11

The top of the papillary layer where its joins the epidermis

Question 12

Epidermis

Answer 12

Outermost and thinnest layer of the skin; made up of five layers

Question 13

Esthetician

Answer 13

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

Question 14

Eumelanin

Answer 14

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

Question 15

Keratin

Answer 15

Fibrous protein of cells that is also the principle component of hair and nails

Question 16

Melanin

Answer 16

Tony grain of pigment (color matter) that are produced by melanocytes and deposited into cell in the stratum germinativum layer and in the papillary layer. Two types of it

Question 17

Melanocytes

Answer 17

Cells that produce the dark pigment called melanin

Question 18

Motor nerve fibers

Answer 18

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

Question 19

Papillary layer

Answer 19

Outer layer of the dermis, directly beneath the epidermis

Question 20

Papule

Answer 20

Pimple, small elevation on the skin that contains no fluid but may develop pus

Question 21

Pheomelanin

Answer 21

A type of melanin that is red to yellow in color; mostly in people with light skin

Question 22

Propionibacterium acnes

Answer 22

P. Acnes; technical term for acne bacteria

Question 23

Pustule

Answer 23

Raised, inflamed papule with a white or yellow center containing pus in the top of the lesion referred to as the head of the pimple

Question 24

Reticular layer

Answer 24

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

Question 25

Sebaceous glands

Answer 25

Oil glands; glands connected to the hair follicle. Sebum is the fatty or oily secretion of the sebaceous glands

Question 26

Sebum

Answer 26

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

Question 27

Secretory coil

Answer 27

Coiled base of the sudoriferous (sweet) gland

Question 28

Secretory nerve fibers

Answer 28

Fiber that are distributed to the sudoriferous glands and sebaceous glands.

Question 29

Sensory nerve fibers

Answer 29

Fibers that react to heat, cold, touch, pressure, and pain. Sensory receptors that send messages to the brain

Question 30

Stratum corneum

Answer 30

Horny layer; outer layer of the epidermis

Question 31

Stratum germinativum

Answer 31

Granular layer; layer of the epidermis composed of cells that look like granules and are filled with keratin; replaces cells shed from the stratum corneum

Question 32

Stratum lucidum

Answer 32

Clear, transparent layer of the epidermis

Question 33

Stratum spinosum

Answer 33

The spiny layer

Question 34

Subcutaneous tissue

Answer 34

Adipose or subcutis tissue; fatty tissue that gives smoothness and contour to the body , contains fat for energy , and also acts as a protective cushion for the outer skin

Question 35

Sudoriferous glands

Answer 35

Sweat glands; excrete perspiration and detoxify the body by excreting excess salt and unwanted chemicals

Question 36

Tactile corpuscles

Answer 36

Small epidermis structures with nerve endings that are sensitive to touch and pressure

Question 37

Vitamin A

Answer 37

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

Question 38

Vitamins C

Answer 38

Repair of the skins and tissues; promotes the production of collagen in the skins dermal tissue; aids in and promotes the skins healing process

Question 39

Vitamin D

Answer 39

Helps body to properly absorb and use calcium, the element needed for proper bone development and maintenance; promotes rapid of the skin

Question 40

Vitamin E

Answer 40

Helps protect the skin from the harmful effects of the sun’s UV light