Epithelial Tissues

Front 1

What are the epithelial tissues?

Back 1

1 simple squamous
2 simple cuboidal
3 simple columnar w/microvilli&goblet cells
4 pseudostratified ciliated columnar
5 transitional
6 stratified squamous

Front 2

What is the description of the simple squamous epithelium?

Back 2

A single layer of flat cells with disc shaped central nuclei and little cytoplasm. In the surface view the cells resemble fried eggs.

Front 3

Where are the simple squamous located?

Back 3

kidney glomeruli, alveoli of lungs, lining of the heart, blood vessels, and lymphatic vessels, lining of the serosae.

Front 4

What is the main function of the simple squamous?

Back 4

protection, absorption, secretion, and excretion

Front 5

What is the description of the simple cuboidal epithelium?

Back 5

Single layer of cube shaped cells with large round central nuclei,

Front 6

Where is the simple cuboidal epithelium located?

Back 6

kidney tubules and collecting ducts and secretory portions of many glands and the surface of teh ovary

Front 7

What is the main function of the cuboidal epithelium?

Back 7

protection, absorption, and secretion

Front 8

What is the description of simple columnar w/microvilli & goblet cells?

Back 8

A brush border, goblet cells, lumen, and a basal layer

Front 9

Where is the simple columnar w/microvilli & goblet cells located?

Back 9

small intestine stomach digestive tract and anal canal

Front 10

What is the main function of the simple columnar with microvilli & goblet cells?

Back 10

secretion of mucus and absorption of nutrients

Front 11

What is the description of pseudostratified ciliated columnar?

Back 11

Single layer of differing heights,some not reaching the apical surface. Nuclei located at different levels give the appearance of a multilayered tissue. Mucus secreting goblets are common in this tissue. There are both ciliated and non ciliated

Front 12

Where is the pseudostratified ciliated columnar located?

Back 12

sperm ducts for non-ciliated and the trachea and upper respiratory tract for cilia

Front 13

What is the main function of the pseudostratified ciliated columnar epithelial?

Back 13

to trap and move pollutants

Front 14

What is the description of the transitional epithelial?

Back 14

It changes from cuboidal to squamous

Front 15

Where is the transitional epithelium located?

Back 15

the bladder

Front 16

What is the main function of the transitional epithelium?

Back 16

accomodates fluctuation of liquid

Front 17

What is the description of stratified squamous?

Back 17

muliple layers of cells with nuclei distributed throughout, the basal cells are cuboidal or columnar in their shape,the apical cells are flat

Front 18

Where is the stratified squamous located?

Back 18

esophagus mouth vagina and anus

Front 19

What is the function of the stratified squamous?

Back 19

protection and secretion

Front 20

What are the connective tissues?

Back 20

dense regular connective

dense irregular

areolar

adipose

reticular

hyaline cartilage
(chondrocytes w/in lacunae)

elastic cartilage(chondrocytes w/in lacunae & elastic fibers)

fibrocartilage(chondrocytes w/in lacuna & collagen fibers)

bone (osteocytes & haversian canals)

blood (erythocytes, leukocytes, platlets)

Front 21

What is a description of dense regular connective tissue?

Back 21

densely packaged fibers, primarily collagen arranged parallel to each other.The nuclei of the fibroblasts are also alligned in parallel.

Front 22

Where is most dense regular tissue located?

Back 22

tendons, ligaments, aponueroses

Front 23

What is the main function of dense regular connective tissue?

Back 23

strength elasticity and shock absorption

Front 24

What are the distinguishing factors of dense irregular tissue?

Back 24

fibers densely packed in multiple directions. Composed mostly of collagen fibers. Major cell type is the fibroblast.

Front 25

Where is the dense irregular tissue located?

Back 25

skin, digestive tract organs and joints

Front 26

What is the main function of the dense irregular connective tissue?

Back 26

holds everything in place

Front 27

What is the description of areolar tissue?

Back 27

matrix contains all three fibers (collagen, elastic, and reticular) within a gel like substance. Fibroblasts, mast cells macrophages and other wbs are found within the tissue.

Front 28

Where is areloar tissue found?

Back 28

throughout the body loosely binding adjacent structures

Front 29

What is the main function of areolar tissue?

Back 29

holds organs in place

Front 30

What is the description of the adipose tissue?

Back 30

closely packed adipocytes within a sparse matrix. Each adipocyte is filled with a large fat droplet causing the nucleus to be pushed to the edge of the cell

Front 31

What is the main function of the transitional epithelium?

Back 31

accomodates fluctuation of liquid

Front 32

What is the description of stratified squamous?

Back 32

muliple layers of cells with nuclei distributed throughout, the basal cells are cuboidal or columnar in their shape,the apical cells are flat

Front 33

Where is the stratified squamous located?

Back 33

esophagus mouth vagina and anus

Front 34

What is the function of the stratified squamous?

Back 34

protection and secretion

Front 35

What are the connective tissues?

Back 35

dense regular connective

dense irregular

areolar

adipose

reticular

hyaline cartilage
(chondrocytes w/in lacunae)

elastic cartilage(chondrocytes w/in lacunae & elastic fibers)

fibrocartilage(chondrocytes w/in lacuna & collagen fibers)

bone (osteocytes & haversian canals)

blood (erythocytes, leukocytes, platlets)

Front 36

What is a description of dense regular connective tissue?

Back 36

densely packaged fibers, primarily collagen arranged parallel to each other.The nuclei of the fibroblasts are also alligned in parallel.

Front 37

Where is most dense regular tissue located?

Back 37

tendons, ligaments, aponueroses

Front 38

What is the main function of dense regular connective tissue?

Back 38

strength elasticity and shock absorption

Front 39

What are the distinguishing factors of dense irregular tissue?

Back 39

fibers densely packed in multiple directions. Composed mostly of collagen fibers. Major cell type is the fibroblast.

Front 40

Where is the dense irregular tissue located?

Back 40

skin, digestive tract organs and joints

Front 41

What is the main function of the dense irregular connective tissue?

Back 41

holds everything in place

Front 42

What is the description of areolar tissue?

Back 42

matrix contains all three fibers (collagen, elastic, and reticular) within a gel like substance. Fibroblasts, mast cells macrophages and other wbs are found within the tissue.

Front 43

Where is areloar tissue found?

Back 43

throughout the body loosely binding adjacent structures

Front 44

What is the main function of areolar tissue?

Back 44

holds organs in place

Front 45

What is the description of the adipose tissue?

Back 45

closely packed adipocytes within a sparse matrix. Each adipocyte is filled with a large fat droplet causing the nucleus to be pushed to the edge of the cell

Front 46

What is the main function of the transitional epithelium?

Back 46

accomodates fluctuation of liquid

Front 47

What is the description of stratified squamous?

Back 47

muliple layers of cells with nuclei distributed throughout, the basal cells are cuboidal or columnar in their shape,the apical cells are flat

Front 48

Where is the stratified squamous located?

Back 48

esophagus mouth vagina and anus

Front 49

What is the function of the stratified squamous?

Back 49

protection and secretion

Front 50

What are the connective tissues?

Back 50

dense regular connective

dense irregular

areolar

adipose

reticular

hyaline cartilage
(chondrocytes w/in lacunae)

elastic cartilage(chondrocytes w/in lacunae & elastic fibers)

fibrocartilage(chondrocytes w/in lacuna & collagen fibers)

bone (osteocytes & haversian canals)

blood (erythocytes, leukocytes, platlets)

Front 51

What is a description of dense regular connective tissue?

Back 51

densely packaged fibers, primarily collagen arranged parallel to each other.The nuclei of the fibroblasts are also alligned in parallel.

Front 52

Where is most dense regular tissue located?

Back 52

tendons, ligaments, aponueroses

Front 53

What is the main function of dense regular connective tissue?

Back 53

strength elasticity and shock absorption

Front 54

What are the distinguishing factors of dense irregular tissue?

Back 54

fibers densely packed in multiple directions. Composed mostly of collagen fibers. Major cell type is the fibroblast.

Front 55

Where is the dense irregular tissue located?

Back 55

skin, digestive tract organs and joints

Front 56

What is the main function of the dense irregular connective tissue?

Back 56

holds everything in place

Front 57

What is the description of areolar tissue?

Back 57

matrix contains all three fibers (collagen, elastic, and reticular) within a gel like substance. Fibroblasts, mast cells macrophages and other wbs are found within the tissue.

Front 58

Where is areloar tissue found?

Back 58

throughout the body loosely binding adjacent structures

Front 59

What is the main function of areolar tissue?

Back 59

holds organs in place

Front 60

What is the description of the adipose tissue?

Back 60

closely packed adipocytes within a sparse matrix. Each adipocyte is filled with a large fat droplet causing the nucleus to be pushed to the edge of the cell

Front 61

Where is the adipose tissue located?

Back 61

throughout the body eyeballs, and mammary glands

Front 62

What is the main function of the adipocytes?

Back 62

store triglycerides, energy and maintains heat

Front 63

What are the distinguishing factors of the reticular tissue?

Back 63

matrix is composed of reticular fibers loosely distributed w/in a gel-like ground substance. Cellular components are fibroblasts, lymphocytes, and other blood cells

Front 64

Where are the reticular tissues found?

Back 64

lymphoid organs spleen, and lymph nodes, and bone marrow

Front 65

What is a description of hyaline cartilage?

Back 65

cartilage cells(chondrocytes) located within spaces(lacunae) in the tissue matrix. The matrix is a firm gel-like ground substance embedded with collagen fibrils.

Front 66

Where is the hyaline cartilage found?

Back 66

forms most of the embryonic skeleton, covers the ends of long bones in joint cavities, forms costal cartilage, nose cartilage, trachea and bronchial tree, and most of the laryngeal cartilages

Front 67

What is the main function of the hyaline cartilage?

Back 67

structural and flexible support

Front 68

What is the description of the elastic cartilage?

Back 68

As in hyalin cartilage the chondrocytes sit in spaces (lacunae) w/in the tissue matrix. The matrix contains a firm gel-like gruond substance and both of both collagen fibrils and elastic fibers.

Front 69

Where is the elastic cartilage located?

Back 69

the epiglottis and external ear

Front 70

What is the main function of the elastic cartilage?

Back 70

shape and support

Front 71

What distinguishes the fibrocartilage?

Back 71

The matrix is packed with thick collagen fibers. Chondrocytes are located in the lacunae. This is the strongest type of cartilage

Front 72

Where is the fibrocartilage located?

Back 72

intervertebral discs, pubic symphysis, the articular discs within joint cavities and some tendons

Front 73

What is the function of fibrocartilage?

Back 73

withstands tension

Front 74

What characterizes bone?

Back 74

hard calcified matrix bone tissue is organized in lamallae and osteons. Blood vessels are located in the central canal osteocytes are in the lacunae canaliculi the thin dark lines connect adjacent osteocytes

Front 75

Where is the bone located?

Back 75

the shaft of long bones, the external portion of flat short and irregular shaped bones

Front 76

What is the function of bone?

Back 76

holds everything together

Front 77

What characterizes blood?

Back 77

erythrocytes,leukocytes, and platlets

Front 78

Where is blood located?

Back 78

within blood vessels

Front 79

What distinguishes skeletal muscle with striations?

Back 79

long cyndrical fibers multinucleated obvious striations running perpendicular to fiber direction dark bands are called a bands and light bands are called z discs

Front 80

Where are skeletal muscles located?

Back 80

in skeleton muscles

Front 81

What is the function of skeletal muscles?

Back 81

move bones in a voluntary fashion

Front 82

What distinguishes cardiac muscle?

Back 82

striated muscle composed of branching cells with one centrally located nucleus cells are joined by specialized cell junctions

Front 83

Where is the cardiac muscle located?

Back 83

myocardium

Front 84

What is the function of the cardiac tissue?

Back 84

contract heart to pump blood

Front 85

What distinguishes the smooth muscle?

Back 85

non striated muscle tissue Elongated tapering cells with a single central nucleus are packed together to form sheets Nuclei are randomly distributed throughout

Front 86

Where is smooth muscle found?

Back 86

digestive tract, circulatory vessels, urinary, and reproductive organs

Front 87

What is the main function of smooth muscle?

Back 87

involuntary control of viscera

Front 88

What distinguishes nervous tissue?

Back 88

the neuronal cell body contains the nucleus and cellular organelles.Extending from the body are cellular processes that receive or transmit signals

Front 89

Where are neurons found?

Back 89

cns brain and spinal cord

Front 90

What is the main function of neurons?

Back 90

control