Epithelial tissue

Question 1

What is the arrangement of epithelial tissue?

Answer 1

polyhedral cell with anchoring junction- 1 sheet.

Question 2

Is epithelial vascular?

Answer 2

no

Question 3

True or false- epithelial cells cant regenerate.

Answer 3

False

Question 4

True or false- epithelial cells have receptors

Answer 4

true

Question 5

What are the types of epithelial tissue?

Answer 5

Lining and glandular

Question 6

True or False- Lining epithelia is for secretion.

Answer 6

false- glandular is for secretion, lining is for structure.

Question 7

What are the layers in lining epithelia?

Answer 7

simple= 1 layer
Stratified= 2+

Question 8

What is cell shapes in lining epithelia?

Answer 8

Squamous= exchange, barrier and protection
Cuboidal= have microvilli - secretion + absorption 
Columnar= have cillia/microvilli - secretion + absorption

Question 9

What are the exceptions of lining epithelium?

Answer 9

Transitional + pseudo-stratified

Question 10

Simple squamous- where is it found?

Answer 10

air sac of lung, heart, blood vessel and lymphatic vessel

Question 11

Simple squamous- function?

Answer 11

diffusion and lubrication

Question 12

Simple cuboidal- where is it found?

Answer 12

ducts of small glands and kidney

Question 13

Simple cuboidal- function?

Answer 13

secrete and absorb

Question 14

Simple columnar- where is it found?

Answer 14

ciliated- bronchi, uterine tube and uterus

smooth- digestive tract and bladder

Question 15

Simple columnar- function?

Answer 15

absorb + secrete mucus and enzymes

Question 16

pseudo stratified columnar- where is it found?

Answer 16

non-ciliated= ductus defren
cilated= trachea

Question 17

pseudo stratified columnar- function?

Answer 17

secrete mucus

Question 18

stratified squamous- location?

Answer 18

mouth, esophagus and vagina

Question 19

stratified squamous- function?

Answer 19

protect

Question 20

stratified cubodial- function?

Answer 20

protect

Question 21

stratified cuboidal- location?

Answer 21

glands- sweat, saliva and mammary

Question 22

stratified columnar- function?

Answer 22

secrete and protect

Question 23

stratified columnar- location?

Answer 23

male urethra- rare

Question 24

Transitional epithelium- location?

Answer 24

bladder, urethra and ureter

Question 25

Transitional epithelium- function?

Answer 25

allow urinary to stretch

Question 26

True or false- endocrine lack duct

Answer 26

true

Question 27

true or false- exocrine secrete hormones

Answer 27

false- endocrine do- exocrine secrete sweat, oil and saliva

Question 28

What are the types of exocrine secretions?

Answer 28

merocrine, apocrine, holocrine

Question 29

Which of the exocrine secretions is most damaging?

Answer 29

holocrine

Question 30

What is merocrine secretion?

Answer 30

secretory vesicle- exocytosis. (e.g pancreatic acinar cell)

Question 31

What is apocrine secretion?

Answer 31

portion is pinched off to apical region (e.g mammary gland and ears)

Question 32

What is holocrine secretion?

Answer 32

mature cell dies- cell death- apotosis (e.g skin and eyes)

Question 33

What are two types of exocrine secretion not in the blood?

Answer 33

autocrine and paracrine.

Question 34

Whats the difference of autocrine and paracrine?

Answer 34

autocrine: same tissue- affect its own cells- self signal Paracrine: neighbor signal- travel through connective tissue (e.g histamine)

Question 35

What is categories of exocrine glands?

Answer 35

simple/ compound (branched/ unbranched) | secretory protein tubular, branched, alveoler.

Question 36

What is simple tubular examples?

Answer 36

intestine glands

Question 37

What is simple coiled tubular examples?

Answer 37

sweat gland

Question 38

What is simple branched tubular examples?

Answer 38

gastric, mucus, tongue and duodenum

Question 39

What is simple alveoler examples?

Answer 39

not found in adult

Question 40

What is simple branched alveolor examples?

Answer 40

oil glands

Question 41

What is compound tubular examples?

Answer 41

mucous glands, males reproductive system and testes

Question 42

What is compound alveolor examples?

Answer 42

mammary gland

Question 43

What is compound tubuloalveolar examples?

Answer 43

salivary, respiratory passage and pancreas