Epithelia

Question 1

The transitional epithelium lines the:

a) trachea
b) urinary bladder
c) soft palate
d) thyroid gland

Answer 1

B

Question 2

The glands in eyelid are:

a) holocrine
b) Meibomian
c) Brunner’s
d) Ebner’s

Answer 2

A,b

Question 3

Stereocilia:

a) are long, nonmotile extensions of on the surface of cells
b) are present in trachea
c) are present in ductus deferents
d) represent a variety of microvilli

Answer 3

A,c,d

Question 4

Cilia:

a) contain a central pair of isolated microtubules surrounded by nine pairs of micro-
tubules

b) are cylindrical structures
c) are motile
d) are present in epididymis and ductus deferens

Answer 4

A,b,c

Question 5

The simple cuboidal epithelium lines the:

a) duodenum
b) some ducts of glands
c) follicles of the thyroid gland
d) distal tubule of the nephron

Answer 5

B,c,d

Question 6

Which statements are correct:

a) tight junction is usually present near to the apical surface
b) zonula occludens forms a belt around the cell
c) macula adherens is other term for desmosome
d) nexus is other term for tight junction

Answer 6

A,b,c

Question 7

In the pseudostratified columnar ciliated epithelium:

a) all cells have a contact with basal lamina
b) only some cells reach the apical surface
c) there are Goblet cells present
d) the cells are in multiple layers

Answer 7

A,b,c

Question 8

The pseudostratified columnar ciliated epithelium lines the:

a) trachea
b) nasal part of soft palate
c) terminal bronchiolus
d) all parts of the respiratory tract

Answer 8

A,b

Question 9

The glands in duodenum are:

a) serous
b) Meibomian
c) Brunner’s
d) mucous

Answer 9

C,d

Question 10

The wall of gall bladder:

a) is lined by squamous stratified epithelium
b) is lined by pseudostratified columnar epithelium
c) is lined by simple columnar epithelium
d) contains layer of smooth muscle cells

Answer 10

C,d

Question 11

The glands in the axilla can be:

a) holocrine
b) eccrine
c) apocrine
d) merocrine

Answer 11

A,b,c,d

Question 12

The simple columnar epithelium lines the:

a) soft palate
b) stomach
c) duodenum
d) vessels

Answer 12

B,c

Question 13

The principal functions of epithelial tissues are:

a) the covering and lining of surfaces
b) absorption
c) secretion
d) contractility

Answer 13

A,b,c,d

Question 14

The portion of the epithelial cells that faces the connective tissue is called:

a) the basal pole
b) the apical pole
c) the free surface
d) lateral surfaces

Answer 14

A

Question 15

The microvilli:

a) are finger-like extensions
b) can be found mainly on the basal cell surface
c) are present in the small intestine
d) are present in the proximal renal tubule

Answer 15

A,c,d

Question 16

The stratified columnar epithelium lines the:

a) trachea
b) soft palate
c) conjunctiva
d) stomach

Answer 16

C

Question 17

The stratified squamous non-keratinized epithelium lines the:

a) skin
b) esophagus
c) vagina
d) soft palate

Answer 17

B,c,d

Question 18

Myoepithelial cells:

a) are branched cells that contain myosin and a large number of actin filaments
b) are cells of epithelial origin with specialized sensory functions
c) are specialized for contraction
d) are presented in the mammary, sweat, and salivary glands

Answer 18

A,c,d

Question 19

The goblet cell:

a) is an example of a unicellular gland
b) is presented in the small intestine
c) is presented in the respiratory tract
d) is a mucus - secreting gland

Answer 19

A,b,c,d

Question 20

Endocrine gland:

a) retains its connection with the surface epithelium from which it originated
b) is gland whose connection with the surface is lost during development
c) is the adrenal gland
d) is the thyroid gland

Answer 20

B,c,d

Question 21

Exocrine gland:

a) has a secretory portion, which contains the cells responsible for the secretory
process

b) has ducts, which transport the secretions
c) is the pancreas
d) is the thyroid gland

Answer 21

A,b,c

Question 22

Apocrine gland:

a) the secretory granules leave the cell by exocytosis with no loss of other cellular
material

b) the secretory product is discharged together with parts of the apical cytoplasm
c) is presented in axilla
d) is sweat gland

Answer 22

B,c

Question 23

Serous cells:

a) are polyhedral or pyramidal
b) have central, rounded nuclei
c) are in the pancreas
d) are in the thyroid gland

Answer 23

A,b,c

Question 24

Zymogen granules:

a) are secretory granules accumulate in the apical cytoplasm
b) are derived from the Golgi complex
c) are presented in the pancreatic acinar cells
d) are presented in the Brunner’s gland

Answer 24

A,b,c

Question 25

Mucous glands:

a) have a pale cytoplasm
b) have a darkly stained nucleus positioned at the cell base
c) contain zymogen granules
d) are presented in the pancreas

Answer 25

A,b

Question 26

Which of the glands are formed exclusively of serous cells?

a) the parotid gland
b) the submandibular gland
c) the sublingual gland
d) the pancreas

Answer 26

A,d

Question 27

The epiglottis is lined by:

a) a simple cuboidal epithelium
b) a simple columnar epithelium
c) pseudostratified columnar epithelium
d) a stratified squamous nonkeratinized epithelium

Answer 27

C,d

Question 28

Simple cuboidal epithelium lines the:

a) the thyroid gland
b) the gall bladder
c) the ovary
d) the pleura

Answer 28

A,c

Question 29

Sebaceous glands:

a) usually ends in the upper portion of a hair follicle
b) are apocrine
c) are not found in the glabrous skin of the palms and soles
d) are holocrine

Answer 29

A,c,d

Question 30

The serous demilunes:

a) the mucous cells form tubules, but their ends are capped by serous cells
b) are presented in the thyroid gland
c) are presented in the pancreas
d) are presented in the submandibular gland

Answer 30

A,d