Integumentary Vocabulary

Question 1

body membrane

Answer 1

cover surfaces, line body cavities, and form protective/lubricative sheets around organs they fall into two major groups; epithelial membranes (cutaneous, mucous, serous) and connective tissue membranes (synovial)

Question 2

epithelial membrane

Answer 2

covering and lining membranes, including the cutaneous membrane or skin, the mucous membranes, and the serous membranes however while all do contain an epithelial sheet, it is always combined with and underlying layer of conective tissue so really they are simple organs

Question 3

serous membrane

Answer 3

membrane that lines a cavity without an opening to the outside of the body

Question 4

serous fluid

Answer 4

a clear, watery fluid secreted by the cells of a serous membrane

Question 5

synovial membrane

Answer 5

membrane that lines the capsule of a synovial joint

Question 6

subcutaneous tissue

Answer 6

beneath the skin

Question 7

peritoneum

Answer 7

the serous membrane lining the interior of the abdominal cavity and covering the surfaces of the abdominal organs

Question 8

pleura

Answer 8

serous membrane covering the lings and lining the thoracic cavity

Question 9

pericardium

Answer 9

the membranous sac enveloping the heart

Question 10

skin

Answer 10

the thin layer of tissue forming the natural outer covering of the body

Question 11

integument

Answer 11

a tough outer protective layer

Question 12

keratin

Answer 12

a tough, insoluble protein found in tissues such as hair, nails and epidermis of the skin

Question 13

epidermis

Answer 13

outer layers of the skin

Question 14

dermis

Answer 14

deep layer of the skin; composed of dense, irregular connective tissue

Question 15

stratum basale

Answer 15

the deepest layer of the five epidermis layers, which is the outer covering of skin

Question 16

stratum spinosum

Answer 16

layer of the epidermis found between the stratum granulosum and stratum basale.

Question 17

stratum granulosum

Answer 17

thin layer of cells in the epidermis

Question 18

stratum lucidum

Answer 18

thin, clear layer of dead skin cells in the epidermis named for its translucent appearance under a microscope

Question 19

stratum corneum

Answer 19

the horny outer layer of the skin.

Question 20

melanin

Answer 20

a dark brown to black pigment occurring in the hair, skin, and iris of the eye in people and animals. It is responsible for tanning of skin exposed to sunlight

Question 21

papillary layer

Answer 21

the superficial layer of the dermis raised into papillae that fit into corresponding depressions on the inner surface of the epidermis

Question 22

exocrine glands

Answer 22

glands that have ducts through which their secretions are carried to a body surface

Question 23

apocrine glands

Answer 23

less numerous type of sweat gland, produces a secretion containing water salts and proteins

Question 24

dermal papillae

Answer 24

Any of the superficial projections of the corium or dermis that interlock with recesses in the overlying epidermis, contain vascular loops and specialized nerve endings, and are arranged in ridgelike lines most prominent in the hand and foot

Question 25

reticular layer

Answer 25

dermis is the lower layer of the dermis, found under the papillary dermis, composed of dense irregular connective tissue featuring densely packed collagen fibers

Question 26

eccrine glands

Answer 26

any of the rather small sweat glands that produce a fluid secretion without removing cytoplasm from the secreting cells and that are restricted to the human skin

Question 27

hair follicles

Answer 27

a small secretory cavity, sac, or gland, in particular

Question 28

athletes foot

Answer 28

a fungal infection affecting the skin between the toes. It is a form of ringworm.

Question 29

boils and carbuncles

Answer 29

abscess in the skin caused by the bacterium Staphylococcus aureus. It usually involves a group of hair follicles and is therefore larger than a typical furuncle, or boils

Question 30

cold sores

Answer 30

an inflamed blister in or near the mouth, caused by infection with the herpes simplex virus

Question 31

contact dermititis

Answer 31

red, itchy rash caused by a substance that comes into contact with your skin

Question 32

impetigo

Answer 32

a contagious bacterial skin infection forming pustules and yellow, crusty sores

Question 33

psoriasis

Answer 33

a skin disease marked by red, itchy, scaly patches.

Question 34

Cutaneous membrane

Answer 34

technical term for our skin. The skin’s primary role is to help protect the rest of the body’s tissues and organs from physical damage such as abrasions, chemical damage such as detergents, and biological damage from microorganisms.

Question 35

mucous membrane

Answer 35

an epithelial tissue that secretes mucus and that lines many body cavities and tubular organs including the gut and respiratory passages.

Question 36

sebaceous glands

Answer 36

a small gland in the skin which secretes a lubricating oily matter (sebum) into the hair follicles to lubricate the skin and hair.

Question 37

sebum

Answer 37

an oily secretion of the sebaceous glands.

Question 38

arrector pili

Answer 38

muscles are small muscles attached to hair follicles in mammals. Contraction of these muscles causes the hairs to stand on end, known colloquially as goose bumps.