Histology- epithelial

Question 1

Epithelial tissue is the _____ tissue that
forms the ______ between our body and
the external ______.

Answer 1

lining, boundary, environment

Question 2

Functions of Epithelial tissues include:

Answer 2

Protection, Absorption, Filtration, Secretion

Question 3

The top surface of an epithelial tissue is called the _____ surface or ____ surface.

Answer 3

free, apical

Question 4

The bottom surface is called the ____ ____.

Answer 4

basal surface

Question 5

The membrane underneath the basal surface is called the ____ ____.

Answer 5

basement membrane.

Question 6

All of these tissues are ____ (no blood vessels).

Answer 6

avascular

Question 7

Epithelial tissues are classified by the number of ____ and the ____ of the cells.

Answer 7

layers, shape

Question 8

simple epithelial tissues have ____ layer of cell(s)

Answer 8

one

Question 9

stratified epithelial tissues have ____ layer of cell(s)

Answer 9

more than one

Question 10

Simple squamous epithelium is a _____, _____ layer of cells that is ____ and _____.

Answer 10

single, flat, thin, permeable

Question 11

What is the function and where are simple squamous epithelium?

Answer 11

function: rapid diffusion of materials

Found in blood vessels & lung tissues

Question 12

Simple cuboidal epithelium is a ____ layer of ____-shaped cells.

Answer 12

single, cube

Question 13

What is the function and where are simple cuboidal epithelium?

Answer 13

Function: Secretion & absorption of
substances

Found in the tissues of the kidney

Question 14

Simple columnar epithelium is a ____ layer of ____ closely packed cells.

Answer 14

single, tall

Question 15

simple columnar may have ____ and _____ cells which secrete ____.

Answer 15

cilia, goblet, mucus

Question 16

What is the function and where is simple columnar found?

Answer 16

Function: Secretion of mucus for protection & absorption of substances
Found in the lining of the digestive tract

Question 17

Epithelial tissue is the ____ that protects the body from the external _____.

Answer 17

lining, environment

Question 18

All epithelial tissues have a ___ surface, a ___ surface, and a _____ membrane.

Answer 18

free, basal, basement

Question 19

Simple epithelial tissues are made of ___ layer of cells
that can vary in ____.

Answer 19

one, shape

Question 20

stratified squamous epithelium is ____ layers that provide ____ for the underlying layers.

Answer 20

thick, protection

Question 21

stratified=

Answer 21

more than one layer

Question 22

What is found in the epidermal layer of the skin?

Answer 22

stratified squamous

Question 23

stratified cuboidal is ____ layer of ____ shaped cells and are ____

Answer 23

more than one, cube, rare

Question 24

What is found in salivary & mammary glands?

Answer 24

Stratified cuboidal

Question 25

Stratified columnar is lined with ___ shaped cells and are ___

Answer 25

column, rare

Question 26

What is found in your larynx and the male urethra?

Answer 26

Stratified columnar

Question 27

In pseudo-stratified epithelium, cell _____ are found at different levels, so it _____ stratified, though it ____

Answer 27

nuclei, appears, is not

Question 28

What is the function and where is pseudo stratified found?

Answer 28

Function: Secretion & Absorption
Found in most of the upper respiratory tract

Question 29

The ____ surface cells of transitional epithelium ___ in appearance based on the _____ of the tissue.

Answer 29

free, vary, stretching

Question 30

transition=

Answer 30

changes shape with elasticity

Question 31

What type of epithelium is found in the lining of the urinary bladder?

Answer 31

transitional

Question 32

Stratified epithelial tissues have ____ layer and can ___ in cell shape.

Answer 32

more than one, vary

Question 33

Pseudo-stratified epithelium _____ to have multiple layers and transitional epithelium can change its appearance as it _____.

Answer 33

appears, stretches

Question 34

A ____ is made of a group of cells that ___ a fluid substance.

Answer 34

gland, secrete

Question 35

glands are classified in two ways by :

Answer 35

complexity, how substances are secreted( endo- & exo-crine)

Question 36

Exocrine glands secrete substances through ____

Answer 36

a duct

Question 37

endocrine glands are a ____ gland that secrete ____ through the _____

Answer 37

ductless, hormones, blood stream

Question 38

example of exocrine gland:

Answer 38

sweat glands

Question 39

example of endocrine glands

Answer 39

thyroid gland

Question 40

the types of exocrine glands are:

Answer 40

merocrine, holocrine, apocrine

Question 41

what type of gland is it when cells excrete the products through exocytosis?

Answer 41

merocrine gland

Question 42

mero=

Answer 42

part

Question 43

merocrine gland example:

Answer 43

sweat glands

Question 44

what type of gland is it when a portion of the cell pinches off with the secreted products?

Answer 44

apocrine glands

Question 45

apo=

Answer 45

tip

Question 46

apocrine gland example

Answer 46

mammary glands

Question 47

what type of gland is it when the cells rupture and spill products into the duct?

Answer 47

holocrine gland

Question 48

holocrine gland example

Answer 48

sebaceous (oil) glands in the skin

Question 49

endocrine glands secrete ______ into the _____ so they can be delivered over ____ _____

Answer 49

hormones, blood, longer distances

Question 50

endocrine cells are packed _____ together with ____ running through the glandular tissue.

Answer 50

tightly, capillaries

Question 51

cells excrete products through _____ into the blood

Answer 51

exocytosis

Question 52

examples of endocrine glands are:

Answer 52

thyroid, thymus, adrenal glands, and pancreas

Question 53

glandular tissue is a specialized type of _____ tissue

Answer 53

epithelial

Question 54

endocrine glands secrete ______ into the blood while exocrine glands use ____ to secrete their products.

Answer 54

hormones, ducts

Question 55

exocrine glands differ in the portion of the ____ that is secreted with the product

Answer 55

cell