lab 5 epithelial tissue

Question 1

lines open area, cells are densely packed, has two sides (top and bottom), supported by underlying connective tissue

Answer 1

epithelial tissue

Question 2

top surface of epithelial tissue

Answer 2

apical surface

Question 3

bottom surface of epithelial tissue

Answer 3

basal surface

Question 4

has nerves

Answer 4

innervated

Question 5

without vessels (no direct blood supply)

Answer 5

avascular

Question 6

simple epithelial tissue

Answer 6

one layer

Question 7

stratified epithelial tissue

Answer 7

multiple layers

Question 8

flat cell shape

Answer 8

squamous

Question 9

long thin cell shape

Answer 9

columnar

Question 10

cube cell shape

Answer 10

cuboidal

Question 11

single layer of flat cells

Answer 11

simple squamous epithelial tissue

Question 12

function of simple squamous epithelial tissue

Answer 12

filter, diffuse, lubricate

Question 13

single layer of cubed cells

Answer 13

simple cuboidal epithelial tissue

Question 14

found in alveoli, blood vessels, kidney, endothelium, serous membranes

Answer 14

simple squamous epithelial tissue

Question 15

found in kidney tubules, glands (salivary, mammary, thyroid, liver)

Answer 15

simple cuboidal epithelial tissue

Question 16

function of simple cuboidal epithelial tissue and simple columnar epithelial tissue

Answer 16

secrete and absorb

Question 17

empty space lined by epithelial tissue

Answer 17

lumen

Question 18

single layer of tall, rectangular cells

Answer 18

simple columnar epithelial tissue

Question 19

found in bronchi and uterus

Answer 19

simple columnar epithelial tissue

Question 20

only looks multilayered, found in respiratory tract, nuclei are at different layers, has cilia and goblet cells

Answer 20

pseudostratified ciliated columnar epithelial tissue

Question 21

found in respiratory tract (nasal cavity and bronchi) and male urethra

Answer 21

pseudostratified ciliated columnar epithelial tissue

Question 22

function of pseudostratified columnar epithelial tissue

Answer 22

secretes and propels mucus

Question 23

hairlike structure to increase surface area found on apical surface layer

Answer 23

cilia

Question 24

epithelial cell which releases mucus

Answer 24

goblet cell

Question 25

difference between simple and pseudostratified columnar epithelial tissue

Answer 25

placement of nucleus

Question 26

provides protection and may be keratinized for added strength. names are assigned according to cell shape in apical layer

Answer 26

stratified epithelial tissue

Question 27

multiple layers of epithelial tissue whose apical layer of cells have a flat shape

Answer 27

stratified squamous epithelial tissue

Question 28

found on epidermis, abrasion protection, reduces water loss, prevents entry from pathogens

Answer 28

keratinized stratified squamous epithelial tissue

Question 29

found in mouth, esophagus, anal canal, and vagina. protects from abrasion, prevents entry from pathogens

Answer 29

(nonkeratinized) stratified squamous epithelial tissue

Question 30

apical cells are dead, packed with keratin, no nucleus

Answer 30

keratinized

Question 31

found in bladder, urethra, ureter. multiple layers, apical cells are rounded, thicker when relaxed, thinner when stretched

Answer 31

transitional epithelial tissue