Epithelial Tissue Types

Question 1

Endothelium tissue:

Answer 1

Simple squamous epithelial tissue IN blood vessels

Question 2

Mesothelium:

Answer 2

Simple squamous epithelial tissue in areas forming serous membranes

Question 3

SIMPLE EPITHELIUM:

Answer 3

ONE LAYER OF CELLS. FOUND WHERE FILTRATION AND ABSORPTION IS IMPORTANT, SUCH AS THE LINING OF INTESTINES AND BLOOD VESSELS.

Question 4

STRATIFIED EPITHELIUM:

Answer 4

MULTIPLE LAYERS OF CELLS. FOUND IN SKIN AND ESOPHAGUS.

Question 5

EPITHELIUM TISSUES PURPOSE ARE:

Answer 5

TO PROVIDE PROTECTION

Question 6

How do epithelial tissues get substances?

Answer 6

Diffusion, osmosis, or filtration

Question 7

Squamous cell:

Answer 7

squashed/almost flat looking cells

Question 8

Cuboidal cell:

Answer 8

cell that is as tall as it is wide – like a cube

Question 9

Columnar cell:

Answer 9

Cell that is taller than it is wide

Question 10

_____ tissue allows fast movement of molecules across the membrane.

Answer 10

Simple squamous epithelium

Question 11

Simple cuboidal epithelium are really good in _____ and _____. They _____ different molecules or _____ them.

Answer 11

Ducts; glands. Secrete; absorb.

Question 12

Simple cuboidal epithelium can be found:

Answer 12

Kidney tubules, thyroid gland follicles, surface of ovary; secretory regions and ducts of most glands

Question 13

Simple squamous epithelium can be found:

Answer 13

alveoli, mesothelium, and endothelium

Question 14

NONCILIATED SIMPLE COLUMNAR EPITHELIUM:

Answer 14

APICAL (TOP LAYER) REGIONS OF CELL MAY HAVE MICROVILLI; MAY HAVE GOBLET CELLS (CELLS THAT SECRETE MUCIN);

Question 15

What is the function of nonciliated simple columnar epithelium? Where can it be found?

Answer 15

ABSORPTION AND SECRETION; SECRETION OF MUCIN; FOUND IN INNER LINING OF MOST DIGESTIVE TRACT

Question 16

CILIATED SIMPLE COLUMNAR EPITHELIUM:

Answer 16

LAYER OF CILIATED CELLS; MAY CONTAIN GOBLET CELLS

Question 17

Function of ciliated simple columnar epithelium? Where can it be found?

Answer 17

SECRETION OF MUCIN AND MOVEMENT OF MUCUS ALONG APICAL SURFACE OF EPITHELIUM BY CILIA; OOCYTE MOVEMENT THRU UTERINE TUBE; FOUND IN UTERINE TUBES AND LARGE BRONCHIOLES

Question 18

CILIATED PSEUDOSTRATIFIED COLUMNAR EPITHELIUM:

Answer 18

LAYER OF CELLS WITH VARYING HEIGHTS THAT ARE ALL CONNECTED TO BASEMENT MEMBRANE, BUT NOT ALL CELLS REACH APICAL SURFACE; HAS GOBLET CELLS AND CILIA

Question 19

What is the function of pseudostratified columnar epithelium? Where can it be found?

Answer 19

PROTECTION; SECRETION OF MUCIN AND MOVEMENT OF MUCUS ALONG APICAL SURFACE OF EPITHELIUM BY CILIA; FOUND IN LINING OF THE LARGER AIRWAYS (INCLUDING NASAL CAVITY), PART OF PHARYNX, LARYNX, AND TRACHEA AND BRONCHI

Question 20

NONCILIATED PSEUDOSTRATIFIED COLUMNAR EPITHELIUM:

Answer 20

SAME AS CILIATED PSEUDOSTRATIFIED COLUMNAR EPITHELIUM BUT W/O GOBLET CELLS OR CILIA

Question 21

What is the function of nonciliated pseudostratified columnar epithelium? Where is it found?

Answer 21

PROTECTION; FOUND IN LINING OF MALE URETHRA AND EPIDIDYMIS

Question 22

KERATINIZED STRATIFIED SQUAMOUS EPITHELIUM:

Answer 22

APICAL CELLS ARE SQUAMOUS; APICAL CELLS ARE DEAD AND FILLED WITH KERATIN. function: PROTECT UNDERLYING TISSUE FROM ABRASION. found: IN EPIDERMIS OF SKIN

Question 23

NONKERATINIZED STRATIFIED SQUAMOUS EPITHELIUM:

Answer 23

APICAL CELLS ARE SQUAMOUS; CELLS LACK KERATIN; APICAL CELLS ARE ALIVE AND MOIST. function: PROTECT UNDERLYING TISSUE. found: IN LINING OF ORAL CAVITY, VAGINA, AND ANUS

Question 24

STRATIFIED CUBOIDAL EPITHELIUM:

Answer 24

APICAL CELLS ARE ABOUT AS TALL AS THEY ARE WIDE. function: PROTECTION AND SECRETION. found: IN DUCTS OF MOST EXOCRINE GLANDS AND OVARIAN FOLLICLES

Question 25

STRATIFIED COLUMNAR EPITHELIUM:

Answer 25

APICAL CELLS ARE TALLER THAN THEY ARE WIDE. function: PROTECTION AND SECRETION. found: IN LARGE DUCTS OF SALIVARY GLANDS, MALE URETHRA, AND CONJUCTIVA COVERING THE EYE

Question 26

TRANSITIONAL EPITHELIUM:

Answer 26

APPEARANCE VARIES DEPENDING ON WHEHTER RELAXED OR DISTENDED. RELAXED – HAS CUBOIDAL/POLYHEDRAL CELLS AND APICAL CELLS ARE LARGE AND ROUND. DISTENDED – HAS FLATTENED APICAL CELLS; SOME ARE BINUCLEATED. function: ACCOMMODATES URINE VOLUME CHANGES. found: IN URINARY BLADDER, URETERS, AND URETHRA

Question 27

Pseudostratified ciliated columnar epithelium is found lining:

Answer 27

parts of the respiratory system