Histology

Question 1

scientific study of tissues

Answer 1

Histology

Question 2

a group of cells performing the same function

Answer 2

tissues

Question 3

What are the four types of tissues?

Answer 3

• epithelial
• connective
• muscle
• nervous

Question 4

What is the function of epithelial tissue?

Answer 4

protection, absorption, secretion, and filtration

Question 5

What are the four characteristics of epithelial tissue?

Answer 5

• cellularity
• polarity
• avascular
• regenerative

Question 6

What is the purpose of mucus?

Answer 6

lubrication

Question 7

What is the order of naming of epithelial tissue?

Answer 7

number of layers —> cell shape

Question 7

When cell repair is fast, it means the cells are highly —–?

Answer 7

mitotic

Question 7

What is the difference between simple and stratified?

Answer 7

• Simple has only one layer of cells
• Stratified has 2 or more

Question 8

What are the three cell shapes in epithelial tissue?

Answer 8

• squamous
• cuboidal
• columnar

Question 9

What is another term for epithelial tissue?

Answer 9

Epithelium

Question 10

cell & nucleus

simple squamous epithelium

Answer 10

flat cell with disc-shaped nuclei

Question 11

two types and their differences?

simple squamous epithelium

Answer 11

• endothelium, inner covering of hollow organs (lungs, stomach)
• mesothelium, middle covering (pleural, pericardial, and peritoneal)

Question 12

Function?

simple squamous epithelium

Answer 12

passage and lubricant secretion

Question 13

Locations

simple squamous epithelium

Answer 13

• kidney (renal corpuscle)
• lungs (alveoli)
• heart, blood, & lymphatic vessel linings
• ventral cavity lining

Question 13

Function

simple cuboidal epithelium

Answer 13

• secretion
• absorption

Question 13

Cell & nucleus?

simple cuboidal epithelium

Answer 13

cube-like cells, spherical nuclei

Question 14

cell & nucleus

simple columnar epithelium

Answer 14

column/rectangular cells, elongated/oval nuclei

Question 14

Location

simple cuboidal epithelium

Answer 14

• kidney tubules
• ovary surface

Question 14

function

simple columnar epithelium

Answer 14

• absorption
• secretion

Question 15

location

simple columnar epithelium

Answer 15

• ciliated (small bronchii, uterus, uterine tube)
• non-ciliated (gall bladder, digestive track)

Question 16

pseudostratified columnar epithelium

Question 17

pseudostratified columnar epithelium

Question 18

cells originate from where?

pseudostratified columnar epithelium

Answer 18

the basement membrane

Question 19

type of nuclei

pseudostratified columnar epithelium

Answer 19

varying heights

Question 20

Function

pseudostratified columnar epithelium

Answer 20

• secretion
• absorption

Question 20

gives a false impression of —–?

pseudostratified columnar epithelium

Answer 20

stratification

Question 20

only ——– reach the apical surface

pseudostratified columnar epithelium

Answer 20

tall cells

Question 20

Location

pseudostratified columnar epithelium

Answer 20

• ciliated (trachea, upper respiratory tract)
• non-ciliated (male reproductive system ducts/tubes)

Question 21

thickest epithelium tissue

Answer 21

stratified squamous epithelium

Question 22

function

stratified squamous epithelium

Answer 22

• protection
• covering

Question 22

2 types

stratified squamous epithelium

Answer 22

• keratinized
• non-keratinized

Question 23

Location: 3 for keratinized, 3 for non-keratinized

stratified squamous epithelium

Answer 23

• surface of dead cells
• nails
• epidermis
• esophagus
• mouth
• vagina

Question 24

Cell

Transitional Epithelium

Answer 24

basal cells, cuboidal/columnar

Question 25

Function

Transitional Epithelium

Answer 25

allows the stretching of organs

Question 26

Location

Transitional Epithelium

Answer 26

• ureters
• urethra