Chapter 4 Integumary System

Question 0

membrane

Answer 0

a thin sheet like structure that may have important functions in the body

Question 1

appendages

Answer 1

something that is attached

Question 2

cutaneous membrane

Answer 2

the primary organ of the integumentary system

Question 3

serous membrane

Answer 3

a 2 layered epithelial membrane that lines the body cavities and covers the surface of organs

Question 4

integument

Answer 4

refers to the skin

Question 5

basement membrane

Answer 5

the connective tissue layer of the serous membrane that holdsand supports the epithelial cells

Question 6

parietal portion

Answer 6

the part of the serous membrane that lines the walls of a body cavity

Question 7

visceral portion

Answer 7

the part of the serous membrane that covers the surface of organs in the body cavities

Question 8

pleura

Answer 8

the serous membranes in the thoracic cavities

Question 9

peritonium

Answer 9

the serous membranes in the abdominal cavities

Question 10

Pleurisy

Answer 10

a painful pathological condition characerized by inflammation of the serous membranes (pleura) tha tline the chest cavity and cover the lungs

Question 11

mucous membrane

Answer 11

epithelial membranes that line body surfaces opening directly to the exterior

Question 12

mococutaneous junction

Answer 12

the transitional area that serves a a point of “fusion” where skin and mucous membranes meet

Question 13

synovial membrane

Answer 13

line the spaces between bones and joints that move are classified as connective tissue membranes

Question 14

synovial fluid

Answer 14

helps reduce friction between the opposing surfaces of bones in moveable joints

Question 15

bursae

Answer 15

small , cushionlike sacs found between moving body parts

Question 16

sebaceous glands

Answer 16

oil glands

Question 17

epidermis

Answer 17

the outermost layer of the skin

Question 18

dermis

Answer 18

the deeper layer of the skin

Question 19

Hypodermis or subcutaneous tissue

Answer 19

a thick layer of loose connective tissue and fat

Question 20

stratum germinativum

Answer 20

the cells of the innermost layer of skin

Question 21

keratin

Answer 21

a tough, waterproof material that provides cells in the outer layer of the skin with a horny, abrasion-resistant, and protective quality

Question 22

stratum corneum

Answer 22

the tough outer layer of the epidermis

Question 23

pigment

Answer 23

a substance that gives color to the skin

Question 24

Melanin

Answer 24

the brown pigment

Question 25

cyanosis

Answer 25

when oxygen levels decrease ofr if actual blood flow is reduced dramatically, the skin turns a bluish-gray color

Question 26

dermal papillae

Answer 26

parallel rows of peg-like projections

Question 27

follicles

Answer 27

specialized structures required for hair grown

Question 28

lanugo

Answer 28

the hair of a newborn infant

Question 29

hair papilla

Answer 29

a small cap-shaped structure of cells

Question 30

root

Answer 30

the part of the hair hidden in the follicle

Question 31

shaft

Answer 31

the visible part of the hair

Question 32

arrector pilli

Answer 32

a smooth involuntary muscle attached to the base of a dermal papilla attached tothe base of a follicle

Question 33

Meisserner’s corpuscle

Answer 33

is located close to the skin surface, it detects sensations of light touch

Question 34

Pacinian corpuscle

Answer 34

is located deep in the dermis; it is capable of locating pressure on the skin surface

Question 35

sudoriferous gland

Answer 35

sweat glands

Question 36

Eccrine sweat glands

Answer 36

more numerous, and widespread sweat glands. They make perspiration

Question 37

Apocrine sweat glands

Answer 37

they secrete thicker secretion

Question 38

Sebum

Answer 38

prevents drying and cracking of the skin

Question 39

keratin

Answer 39

protects the body from excessive fluid loss