Exam 2

Front 1

tissue that always has an apical and basal layer________.

Back 1

epithelial

Front 2

all are characteristics of epithelia, except ________.

Back 2

extracellular matrix

Front 3

Junction that lets neighboring cells exchange molecules:__________________.

Back 3

gap junction

Front 4

epithelial cells that are adapted for absorption: ________________

Back 4

microvilli

Front 5

intercellular junction that stops material from crossing epithelium:___________________

Back 5

tight junction

Front 6

epithelium connected to underlying connective tissue by:_______________

Back 6

a basement membrane

Front 7

in stratified epithelium adapted to resist mechanical forces, abundant in ____________________.

Back 7

desmosomes

Front 8

cells that are flat and thin: ___________

Back 8

squamous

Front 9

transitional epithelium are found: ______________.

Back 9

lining the urinary bladder

Front 10

watery perspiration is an example of ___________.

Back 10

merocrine

Front 11

glands that secrete by bursting:_____________

Back 11

holocrine

Front 12

cell produces proteins and fibers, in areolar connective tissue:_____________

Back 12

fibroblast

Front 13

watery fluid composed of blood:______________

Back 13

plasma

Front 14

the viscous material between cells of areolar connective tissue:______________

Back 14

ground substance

Front 15

areolar connective tissue that releases histamine:_________

Back 15

mast

Front 16

cells that store fat:____________

Back 16

adipocytes

Front 17

the framework or stroma of these organs (spleen, liver, lymph nodes) is made of____________________

Back 17

reticular connective tissue

Front 18

antiangiogenesis factor is a chemical produced by________________.

Back 18

chondrocytes

Front 19

dominant fiber type in dense connective tissue is__________.

Back 19

collagen

Front 20

the 3 categories of connective tissue:__________,___________,____________

Back 20

connective tissue proper, fluid connective tissue, and supporting connective tissue

Front 21

Tissues that provide strength and support for areas subjected to stresses from many directions are _________________________.

Back 21

dense irregular connective tissue

Front 22

3 types of protein fibers in connective tissue:____________,__________,____________

Back 22

collagen, reticular, and elastic

Front 23

the color distinction between white fat and brown fat exists because brown fat is _________________________.

Back 23

highly vascular

Front 24

all are loose connective tissue functions except:

Back 24

providing structural connection between muscles and bones.

Front 25

osseous tissue:____________

Back 25

is bone

Front 26

found in trachea and between ribs and sternum:____________

Back 26

hyaline cartilage

Front 27

a tissue with a gel matrix and cells inside lacunae:________

Back 27

cartilage

Front 28

Cartilage is separated from surrounding tissue by a fibrous ______________.

Back 28

perichondrium

Front 29

______________membranes line cavities that communicate with the exterior of the body.

Back 29

mucous

Front 30

reduction of friction between the parietal and visceral surface:________________

Back 30

serous membrane

Front 31

framework of connective tissue between the skin and under muscle is called the__________________.

Back 31

superficial fascia

Front 32

intercalated discs and pacemaker cells:___________

Back 32

cardiac muscle

Front 33

muscle showing no striations:______________

Back 33

smooth

Front 34

tissue that specializes in conduction of electrical impulses:________________

Back 34

neural tissue

Front 35

supports, protects, and nourishes nerve cells:__________

Back 35

neuroglia

Front 36

body's first tissue response to injury:______________

Back 36

inflammation

Front 37

which is least likely in the region of the injury:_____________

Back 37

cold, pale skin

Front 38

the 2 components of the integumentary system:_____________&______________

Back 38

cutaneous membrane and accessory structures

Front 39

Type of cells that form the strata in the epidermis are_____________.

Back 39

Keratinocytes

Front 40

tough superficial layer of the epidermis:___________

Back 40

corneum

Front 41

water loss due to evaporation of fluid is ______________.

Back 41

insensible perspiration

Front 42

characteristics of epidermis:

a.multilayered

b.UV protection

c.flexible

d.contains desmosomes

Back 42

all of the above

Front 43

layer of stem cells that constantly divide to renew, epidermis:____________

Back 43

stratum basale

Front 44

Joe stepped on a thorn that penetrated his skin to the dermis--how many layers of epidermis did the thorn penetrate?

Back 44

5

Front 45

The primary pigments contained in the epidermis are_________________________.

Back 45

carotene, melanin, and hemoglobin

Front 46

cyanosis is ___________________.

Back 46

oxygen-starved skin

Front 47

exposure to ultraviolet light...skin darkens...increased production of __________________.

Back 47

melanin

Front 48

formed in the skin with sunlight, __________.

Back 48

vitamin D

Front 49

the following are skin cancer types ___________.

Back 49

carcinoma, melanoma, (a,b, and c)

Front 50

Children in northern regions have inadequate sunlight exposure on the skin. The organic nutrient needed to prevent possible abnormal bone development is _________________.

Back 50

cholecalciferol (vit. D)

Front 51

epidermal growth factor, effects on epidermis:__________.

Back 51

all of the answers are correct (speeds up..,accelerates..,stimulates...,promotes..)

Front 52

The layer of the skin that contains the blood vells and nerves closest to the surface of the skin is the _________.

Back 52

papillary layer

Front 53

skin inflammation, primarily involved in papillary layer:____________.

Back 53

dermatitis

Front 54

surgical incision parallel to the lines of cleavage:___________________.

Back 54

closes and heals with little scarring

Front 55

stretch marks occur when __________________.

Back 55

the skin is so extensively stretched that its elastic limits are exceeded.

Front 56

all of the following are true of epidermal ridges except:___________________.

Back 56

extend into the hypodermis

Front 57

when arrector pilli muscles contract _________________.

Back 57

"goose bumps" are formed

Front 58

which of the following about hair is false?

Back 58

scalp hairs grow constantly throughout life.

Front 59

earwax produced by _______________.

Back 59

ceruminous

Front 60

discharge oily secretion into hair:____________.

Back 60

sebaceous

Front 61

glands in the axilla:______________.

Back 61

apocrine sweat

Front 62

body temperature rises above normal, ________________________.

Back 62

blood flow to skin increases

Front 63

a burn that requires a skin graft: _____________.

Back 63

3rd degree burn

Front 64

fair skinned person is sunburned.....

Back 64

blood flow to the skin increases

Front 65

skin can regenerate effectively because,___________________.

Back 65

stem cells persistant in skin after injury

Front 66

which is the correct order of the stages in the regeneration of skin?

Back 66

1,2,3,4 (infection, cells, gran., scar tissue)

Front 67

elderly prone to skin infection because ______________.

Back 67

all of the answers are correct

Front 68

fine hairs that lack pigment are ____________.

Back 68

vellus

Front 69

thickened area of scar tissue is _________.

Back 69

keloid

Front 70

a fibrin cloth that's formed over skin:_________.

Back 70

scab

Front 71

jaundice, turns the skin into a ___________ color.

Back 71

yellowish