Bio 226 Exam 1

Front 1

connective tissue

Back 1

-support

-large amount of matrix; originates from mesenchyme; may possess fibers

Front 2

epithelium tissue

Back 2

-cover/lining

-avascular; associated with a basement membrane; apical and basal surfaces; great powers of regeneration; sparse extracellular matrix

Front 3

muscle tissue

Back 3

-movement

-well vascularized; elongated cells; possess actin and myosin filaments; can possess striations

Front 4

nervous tissue

Back 4

-communicating

-made in part of branching cells that respond to stimuli and transmit signals

Front 5

simple squamous epithelium

Back 5

single layer of flattened scalelike cells

Front 6

pseudostratified columnar

Back 6

single layer of cells that vary in height, with only the tall cells reaching he apical surface; nuclei at different levels; can contain goblet cells and cilia

Front 7

transitional tissue

Back 7

multiple layers of cells with apical cells possessing the ability to change shape

Front 8

stratified squamous

Back 8

multiple cell layers whose apical cells are flattened

Front 9

simple columnar

Back 9

single layer of cells that are taller than they are wide

Front 10

keritanized stratified squamous location

Back 10

skin

Front 11

transitional location

Back 11

lines the urinary bladder

Front 12

simple squamous location

Back 12

walls of the air sacs of the lungs and lining blood vessels

Front 13

psuedostratefied ciliated columnar location

Back 13

upper respiratory tract

Front 14

simple cuboidal location

Back 14

walls of smallest ducts of glands and kidney tubules

Front 15

type of tissue in mammary glands

Back 15

compound alveolar

Front 16

type of tissue in salivary glands

Back 16

compunt tubuloaveolar

Front 17

type of tissue in intestinal glands

Back 17

simple tubular

Front 18

type of tissue in sebaceous glands

Back 18

simple branched aleveolar

Front 19

collagen fibers

Back 19

the strongest and most abundant fibers; allow connective tissues to resist tension

Front 20

reticular fibers

Back 20

these short branching fibers cluster into delicate networks and have the ability to glide freely across one another whenever the network is pulled, allowing give

Front 21

elastic fibers

Back 21

these long, thin branching fibers form wide networks within the extracellular matrix and possess the ability to stretch and then return to their original length

Front 22

mast cells

Back 22

secrete histamin

Front 23

chondroblasts

Back 23

build cartilage; produces extracellular matrix of cartilage

Front 24

fibroblast

Back 24

produce collagen, elastic and reticular ribers

produces materials in connective issue proper

Front 25

marcophages

Back 25

phagocytic cells

Front 26

adipocytes

Back 26

store fat molecules

Front 27

location of adipose tissue

Back 27

hypodermis; in mesenteries; surrounding kidneys; posterior to eyeballs

Front 28

location of elastic cartilage

Back 28

supports external ear, epiglottis

Front 29

location of dense regular connective tissue

Back 29

ligamens; tendons; aponeruoses

Front 30

location of fibrocartilage

Back 30

intervertebral discs; pubis symphysis; menisci of knee joing

Front 31

location of reticular tissue

Back 31

bone marrow; spleen; lymph nodes

Front 32

cutaneous membrane location

Back 32

covers the outer surface of the body

Front 33

mucous membrane location

Back 33

lines inside of hollow organs that open to the body's exterior

Front 34

serous membrane

Back 34

lines the ventral body cavity walls and covers the ventral body cavity viscera

Front 35

what tissue lines the walls of hollow organs

Back 35

-smooth muscle tissue

Front 36

what lines the walls of the heart

Back 36

cardiac muscle tissue

Front 37

what tissue is attached to bones

Back 37

skeletal muscle tissue

Front 38

skeletal muscle tissue

Back 38

striated; multinucleated cells; long, large, cylindershaped cells

Front 39

smooth muscle tissue

Back 39

no striations; spindle shaped cells; uninucleated cells

Front 40

cardiac muscle tissue

Back 40

striated; branching cells; intercalated discs; generally uninucleated cells

Front 41

dense regular connective tissue

Back 41

primary tissue of ligaments and tendons

Front 42

dense irregular connective tissue

Back 42

primary tissue of the dermis

Front 43

osteoblast

Back 43

produces extracellular matrix of bone

Front 44

Merkel cells

Back 44

sensory receptor for touch

Front 45

Langerhans cells

Back 45

present antigens to the immune system

Front 46

stratum basale

Back 46

-single row of cells composed of keratinocyte stem cells, melanocytes, and Merkel cells

-bottom layer

Front 47

stratum spinosum

Back 47

-third level

-several cell layers thick, with intermediate filaments, keratinocytes and Langerhans cells

Front 48

stratum granulosum

Back 48

-second layer of skin

-3-5 layers of flattened keratinocytes possessing filaments and keratohyaline and lamellated granules

Front 49

stratum lucidum

Back 49

a thin, translucent band consisting of a few fows of flat, dead keratinocytes

Front 50

stratum corneum

Back 50

-top layer of the skin

-many cell layers of dead keratinocytes filled with keratin (outer most layer of skin)

Front 51

primary tissue type in epidermis

Back 51

keratinized stratefied squamous epithelium

Front 52

primary tissue type in hypodermis

Back 52

adipose connective tissue

Front 53

primary tissue type in papillary layer of dermis

Back 53

areolar connective tissue

Front 54

primary tissue type in reticular layer of dermis

Back 54

dense irregular connective tissue

Front 55

sebaceous glands

Back 55

-found all over the body except palms and soles

-secretes oil

-holocrine gland that secretes an oily substance called sebum to lubricate skin and hair

Front 56

Eccrine Glands

Back 56

-most abundant on the palms, soles and forehead

-produces sweat

-secrete hypotonic filtrate of blood (sweat)

Front 57

apocrine sudoriferous sweat glands

Back 57

-axillary, anal, genital regions

-components of sweat plus fatty substances and proteins

Front 58

ceruminous glands

Back 58

line the external ear canal

-components of earwax

Front 59

mammary glands

Back 59

pectoral region

-produces milk

Front 60

basal cell carcinoma

Back 60

least malignant form of skin cancer in which the stratum basale cells proliferate and invade the dermis and hypodermis, causing tissue destruction

Front 61

squamous cell carcinoma

Back 61

arises from the keratinocytes of the stratum spinosum with lesions appearing as scaly, irregular, reddened small, rounded elevations that tend to grow rapidly and metastasize if not removed

Front 62

melanoma

Back 62

the "most dangerous form" or skin cancer because it is highly metastic; can originate wherever there is pigment, but often arises from existing moles, metastasizing rapidly into surrounded circulatory vessels

Front 63

eczema

Back 63

skin rashes resulting from allergic reactions

Front 64

psoriasis

Back 64

autoimmune condition resulting in an over proliferation of the epidermis, characterized by reddened epidermal papules covered with dry, silvery scales