histology

7/18/2019 histology

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1.

Where is the primary site for absorption of nutrients?

a. Stomach

b. Small intestine

c. Ascending colon

d. Descending colon

e. Both a and b equally

Answer: b

he small intestine is the primary site for absorption of nutrients.

!.

What are the finger li"e pro#ections of mucosa that are seen in the small intestine?

a. $acteal

b. %rypts of $ieber"uhn

c. &licae circulares

d. Striated border

e. 'illi

Answer: e

here are se(eral features of the small intestine.

he lymphatic capillary within a (illus of the small intestine is a lacteal.

%rypts of $ieber"uhn are the intestinal glands.

he plica circulares is a pro#ection with a core of submucosa. he plica circulares is also called

the (al(e of )erc"ring.

*icro(illi that are seen on the epithelial cells in the small intestine form the brush border or

striated border.

'illi are finger li"e pro#ections of mucosa seen in the small intestine.

+.

What is the outer layer of the ,- tract called when it is abutting another organ?

a. *ucosa

b. Sub mucosa

c. *uscularis eterna

7/18/2019 histology


d. Serosa

e. Ad(entitia

Answer: e

he mucosa is the innermost layer of the ,- tract. -t consists of epithelium/ lamina propria/ andmuscularis mucosa.

he submucosa is connecti(e tissue. Within it are lymphatic (essels and ner(e pleuses.

*eissner0s pleus is located in the submucosa.

he muscularis eterna consists of thic" layers of smooth muscle. -t contains Auerbach0s pleus.

he outer layer of the ,- tract is either an ad(entitia or serosa. he serosa consists of only a

single layer of epithelial cells and underlying connecti(e tissue. he ad(entitia is the outer layer

of the ,- tract when it is abutting another organ the posterior abdominal wall.

.

Where is masticatory mucosa found

a. ongue underside

b. 2ard palate

c. Soft palate

d. $ips

e. %hee"

Answer: b

he masticatory mucosa is located on the hard palate and gingi(a. $ining mucosa is found on the

underside of the tongue/ lips/ chee"/ and soft palate.

3.

What is the surface layer of masticatory mucosa composed of?

a. 4on "eratini5ed stratified squamous epithelium

b. )eratini5ed stratified squamous epithelium

c. Simple squamous epithelium

d. &seudostratified squamous epithelium

e. Both a and b

Answer: e

he masticatory mucosa is located on the hard palate and gingi(a. he surface layer of

masticatory mucosa is stratified squamous epithelium. 67emember/ epithelium lines body

7/18/2019 histology


ca(ities and co(ers body surfaces8. he stratified squamous epithelium is "eratini5ed. 2owe(er/

some regions of the masticatory mucosa are co(ered with non9"eratini5ed stratified squamous

epithelium and para"eratini5ed epithelium. &ara"eratini5ed epithelium is similar to "eratini5ed

epithelium/ ecept that in para"eratini5ed epithelium cell nuclei are present in the stratum

corneum.

.

Which layer is 4; present in masticatory epithelium?

a. Stratum basale

b. Stratum spinosum

c. Stratum granulosum

d. Stratum lucidum

e. Stratum corneum

Answer: d

he layers of the masticatory epithelium are similar to the layers of the epidermis. he stratum

lucidum is not present in the masticatory epithelium.

he epidermis is di(ided into fi(e layers: stratum basale/ stratum spinosum/ stratum granulosum/

stratum lucidum/ and stratum corneum. he stratum basale contains the di(iding cells. his layer

is also called the stratum germinati(um. he stratum spinosum consists of a layer se(eral cells

deep. he cells ha(e pointy or spiny processes on them. he cells in the stratum granulosum

contain "eratohyaline granules. he stratum lucidum is present only in thic" s"in. he stratum

corneum is the outermost layer. he cells in this layer are essentially bags of "eratin. heycontain no nuclei or organelles.

2istology hint from Sarah Bellham: *y fa(orite mnemonic for remembering the layers of the

s"in: <%alifornian $adies ,i(e Superb Bac"rubs<.

=.

Which type of papillae on the tongue is the most abundant?

a. >iliform papillae

b. %ircum(allate papillae

c. >ungiform papillaed. >oliate papillae

e. All of the abo(e

Answer: a

7/18/2019 histology


he papillae on the tongue are located anteriorly to the sulcus terminalis. he tongue contains

primarily three types of papillae: filiform papillae/ circum(allate papillae and fungiform papillae.

he filiform papillae are the smallest and most abundant. >iliform papillae are the only papillae

on the tongue which do not contain taste buds. %ircum(allate papillae large papillae arranged in

a <'< shape. >ungiform papillae are mushroom shaped. >oliate papillae are not well de(eloped

in man and are seen on the edges of the tongue. aste buds are found on cicum(allate/ fungiform/

and foliate papillae.

.

What is the innermost layer of the ,- tract called?

a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: a

he mucosa is the innermost layer of the ,- tract. -t consists of epithelium/ lamina propria/ and

muscularis mucosa.







@.

What is the lymphatic capillary within a (illus of the small intestine called?

a. $acteal


c. &licae circularesd. Striated border

e. 'illi

Answer: a


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striated border.


1.

Which type of papillae on the tongue is not well de(eloped in man?


b. %ircum(allate papillaec. >ungiform papillae

d. >oliate papillae

e. All of the abo(e

Answer: d








1.

Where is the primary site for absorption of nutrients?

a. Stomach

b. Small intestine

c. Ascending colon

d. Descending colon

e. Both a and b equally

Answer: b

he small intestine is the primary site for absorption of nutrients.

7/18/2019 histology


!.

What are the finger li"e pro#ections of mucosa that are seen in the small intestine?

a. $acteal



d. Striated border

e. 'illi

Answer: e







striated border.


+.

What is the outer layer of the ,- tract called when it is abutting another organ?a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: e


muscularis mucosa.




7/18/2019 histology





.

Where is masticatory mucosa found

a. ongue underside

b. 2ard palate

c. Soft palate

d. $ips

e. %hee"

Answer: b

he masticatory mucosa is located on the hard palate and gingi(a. $ining mucosa is found on the

underside of the tongue/ lips/ chee"/ and soft palate.

3.

What is the surface layer of masticatory mucosa composed of?

a. 4on "eratini5ed stratified squamous epithelium

b. )eratini5ed stratified squamous epithelium

c. Simple squamous epithelium

d. &seudostratified squamous epithelium

e. Both a and b

Answer: e

he masticatory mucosa is located on the hard palate and gingi(a. he surface layer of

masticatory mucosa is stratified squamous epithelium. 67emember/ epithelium lines body

ca(ities and co(ers body surfaces8. he stratified squamous epithelium is "eratini5ed. 2owe(er/

some regions of the masticatory mucosa are co(ered with non9"eratini5ed stratified squamous

epithelium and para"eratini5ed epithelium. &ara"eratini5ed epithelium is similar to "eratini5ed

epithelium/ ecept that in para"eratini5ed epithelium cell nuclei are present in the stratum

corneum.

.

Which layer is 4; present in masticatory epithelium?

a. Stratum basale

b. Stratum spinosum

c. Stratum granulosum

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d. Stratum lucidum

e. Stratum corneum

Answer: d

he layers of the masticatory epithelium are similar to the layers of the epidermis. he stratumlucidum is not present in the masticatory epithelium.

he epidermis is di(ided into fi(e layers: stratum basale/ stratum spinosum/ stratum granulosum/

stratum lucidum/ and stratum corneum. he stratum basale contains the di(iding cells. his layer

is also called the stratum germinati(um. he stratum spinosum consists of a layer se(eral cells

deep. he cells ha(e pointy or spiny processes on them. he cells in the stratum granulosum

contain "eratohyaline granules. he stratum lucidum is present only in thic" s"in. he stratum

corneum is the outermost layer. he cells in this layer are essentially bags of "eratin. hey

contain no nuclei or organelles.

2istology hint from Sarah Bellham: *y fa(orite mnemonic for remembering the layers of the

s"in: <%alifornian $adies ,i(e Superb Bac"rubs<.

=.

Which type of papillae on the tongue is the most abundant?



c. >ungiform papillae

d. >oliate papillae

e. All of the abo(e

Answer: a






in man and are seen on the edges of the tongue. aste buds are found on cicum(allate/ fungiform/and foliate papillae.

.

What is the innermost layer of the ,- tract called?

a. *ucosa

b. Sub mucosa

7/18/2019 histology



d. Serosa

e. Ad(entitia

Answer: a


muscularis mucosa.





single layer of epithelial cells and underlying connecti(e tissue. he ad(entitia is the outer layerof the ,- tract when it is abutting another organ the posterior abdominal wall.

@.

What is the lymphatic capillary within a (illus of the small intestine called?

a. $acteal



d. Striated border

e. 'illi

Answer: a







striated border.


7/18/2019 histology


1.

Which type of papillae on the tongue is not well de(eloped in man?




d. >oliate papillae

e. All of the abo(e

Answer: d








1.

Which layer contains the lamina propria?

a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: a


muscularis mucosa.







!.

What is another term for the (al(e of )erc"ring?

7/18/2019 histology


a. $acteal



d. Striated border

e. 'illi

Answer: c







striated border.


+.

Which type of papillae on the tongue is the smallest?


b. %ircum(allate papillaec. >ungiform papillae

d. >oliate papillae

e. All of the abo(e

Answer: a








.

Where are &eyer0s patches located?

7/18/2019 histology


a. sophagus

b. Stomach

c. Small intestine

d. $arge intestine

e. 7ectum

Answer: c

&eyer0s patches are large nodules of lymphatic tissue. hey are seen in the

small intestine.

3.

What type of muscle ma"es up the muscularis eterna in the esophagus?

a. Smooth

b. Striated

c. %ardiac

d. both a and b

e. a/ b/ and c.

Answer: d

he muscularis eterna in the upper third of the esophagus is composed of striated muscle and in

the lower third it is smooth muscle. he middle third is a blend.

.

What are mucous surface cells?

a. Simple squamous epithelium

b. Simple cuboidal epithelium

c. Simple columnar epithelium

d. Stratified squamous epithelium

e. ransitional epithelium

Answer: c

he epithelium on the stomach is lined by mucous surface cells which are a simple columnar

epithelium.

=.

Which layer consists of only a single layer of epithelial cells and underlying

connecti(e tissue?

a. *ucosa

b. Sub mucosa

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d. Serosa

e. Ad(entitia

Answer: d


muscularis mucosa.





single layer of epithelial cells and underlying connecti(e tissue. he ad(entitia is the outer layerof the ,- tract when it is abutting another organ the posterior abdominal wall.

.

What is another term for the brush border?

a. $acteal



d. Striated border

e. 'illi

Answer: d







striated border.


7/18/2019 histology


@.

Which type of papillae on the tongue is arranged in a <'< shape on the tongue?




d. >oliate papillae

e. All of the abo(e

Answer: b








1.

Which cells secrete intrinsic factor?

a. &arietal cells

b. ;yntic cells

c. %hief cells

c. *ucous nec" cells

e. Both a and b

Answer: e

%hief cells secrete pepsinogen. &epsinogen is the precursor for pepsin. &arietal cells are also

called oyntic cells. hey secrete hydrochloric acid and intrinsic factor. *ucous nec" cells

contain mucinogen granules.

1.

Which layer contains the lining epithelium?

a. *ucosa b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: a

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muscularis mucosa.







!.

Which type of papillae on the tongue does 4; contain taste buds?




d. >oliate papillae

e. All of the abo(e

Answer: a








+.

Which layer contains Auerbach0s pleus?

a. *ucosa

b. Sub mucosa

c. *uscularis eternad. Serosa

e. Ad(entitia

Answer: c


muscularis mucosa.

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he outer layer of the ,- tract is either an ad(entitia or serosa. he serosa consists of only asingle layer of epithelial cells and underlying connecti(e tissue. he ad(entitia is the outer layer


.

Which cells secrete hydrochloric acid?

a. &arietal cells

b. ;yntic cells

c. %hief cells

d. *ucous nec" cells

e. Both a and b

Answer: e




3.

What is another term for the intestinal glands?

a. $acteal



d. Striated border

e. 'illi

Answer: b






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striated border.


.Which organ has a mucosa lined by non"eratini5ed stratified squamous epithelium?

a. sophagus

b. Stomach

c. Small intestine

d. $arge intestine

e. 7ectum

he mucosa of the esophagus is mucosa lined by non"eratini5ed stratified squamous epithelium.

=.

What are the folds of the stomach called?

a. 7uffled border

b. aeniae coli

c. ,astric glands

d. 7ugae

e. ,astric pits

he folds of the empty stomach are called rugae.

.

Which type of papillae on the tongue is mushroom shaped?




d. >oliate papillae

e. All of the abo(e

Answer: c






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@.

Which layer contains the muscularis mucosa?

a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: a


muscularis mucosa.







1.

What are micro(illi called that are seen in the small intestine?

a. $acteal



d. Striated border

e. 'illi

Answer: d




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striated border.


1.

Which layer of the gastrointestinal tract contains the gut associated lymphatic

tissue?

a. *ucosa

b. Submucosa


d. *uscularis mucosae

e. Serosa

Answer: a

he layers of the ,- tract are: mucosa/ submucosa/ muscularis eterna/ and serosa or ad(entitia.

he mucosa is the innermost layer of the ,- tract. he mucosa consists of a lining epithelium/

lamina propria and muscularis mucosae. ,ut associated lymphatic tissue 6,A$8 is found in the

mucosa and sometimes etends into the submucosa.

he submucosa is comprised of dense irregular connecti(e tissue. Within the submucosa are

lymphatic (essels and ner(e pleuses. *eissner0s pleus is located in the submucosa.

he muscularis eterna consists of thic" layers of smooth muscle. he myenteric pleus of

Auerbach is located in the muscularis eterna.


single layer of epithelial cells 6mesothelium8 and underlying connecti(e tissue. he ad(entitia is

the outer layer of the ,- tract when it is abutting another organ the posterior abdominal wall.

!.

Which cells secrete pepsinogen?

a. &arietal cells

b. ;yntic cells

c. %hief cells

d. *ucous nec" cells

e. Both a and b

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Answer: c




+.

Which layer contains *eissner0s pleus?

a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: b


muscularis mucosa.







.

What type of tissue lines most of the gastrointestinal tract?






Answer: c

he lining of the gastrointestinal tract is simple columnar epithelium. pithelium lines body

ca(ities and surfaces. Simple columnar epithelium is <simple< because it is one cell thic".

<%olumnar< cells are taller than they are wide and ha(e an o(al nucleus.

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3.

What type of tissue lines the upper esophagus?






Answer: d

he lining of the upper esophagus is stratified squamous epithelium. pithelium lines body

ca(ities and surfaces. Stratified squamous epithelium is <stratified< because it is more than one

cell layer thic". <Squamous< refers to the fact that the surface cells of the layer are flat.

.

What are the modifications of the muscularis eterna that is seen on the large intestine?

a. eniae coli



d. Striated border

e. 'illi

Answer: a

he modifications of the muscularis eterna seen on the large intestine are called teniae coli.



he plicae circulares is a pro#ection with a core of submucosa. he plicae circulares is also called


*icro(illi that are seen on the epithelial cells in the small intestine form the brush

border or striated border.


=.

Where are Brunner0s glands located?

a. sophagus

b. Stomach

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c. Small intestine

d. $arge intestine

e. 7ectum

Answer: c

Brunner0s glands are glands in the submucosa of the small intestine.

.

What is the primary cell of the intestinal epithelium of the large intestine?

a. %olumnar absorpti(e cell

b. ,oblet cell

c. &arietal cells

d. &aneth cells

e. %hief cells

Answer: a

he ma#or cell of the lining epithelium of the large intestine is the columnar absorpti(e cell.

@.

Which region are goblet cells most numerous?

a. sophagus

b. Stomach

c. Small intestine

d. $arge intestine

e. Anus

Answer: d

,oblet cells are most numerous in the large intestine

1.

Where is mesothelium found?

a. *ucosa

b. Sub mucosa


d. Serosa

e. Ad(entitia

Answer: d

7/18/2019 histology


he layers of the ,- tract are: mucosa/ submucosa/ muscularis eterna/ and serosa or ad(entitia.

he mucosa is the innermost layer of the ,- tract. he mucosa consists of a lining epithelium/

lamina propria and muscularis mucosae. ,ut associated lymphatic tissue 6,A$8 is found in the

mucosa and sometimes etends into the submucosa.

he submucosa is comprised of dense irregular connecti(e tissue. Within the submucosa are

lymphatic (essels and ner(e pleuses. *eissner0s pleus is located in the submucosa.

he muscularis eterna consists of thic" layers of smooth muscle. he myenteric pleus of

Auerbach is located in the muscularis eterna.


single layer of epithelial cells 6mesothelium8 and underlying connecti(e tissue. he ad(entitia is

the outer layer of the ,- tract when it is abutting another organ the posterior abdominal wall.

1.

Which of the following is the eocrine portion of the pancreas?

a. -slets of $angerhans

b. Alpha cells

c. Beta cells

d. Delta cells

e. Acini

Answer: e

he pancreas is both an endocrine and eocrine organ.

he endocrine portion of the pancreas is housed in the islets of $angerhans. Within the islets/

there are se(eral cell types. he alpha cells secrete glucagon. he beta cells secrete insulin. he

delta cells secrete somatostain. he gamma cells secrete pancreatic polypeptide.

he acini is the eocrine portion of the pancreas.

!.

What are di(ertiuclae of the mucosa of the gallbladder called?

a. 7o"itans"y9Aschoff sinuses

b. Ducts of $usch"a

c. Duct of Wirsung

d. Ampulla of 'ater

e. Sphincter of ;ddi

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Answer: a

7o"itans"y9Aschoff sinuses are di(ertiuclae of the mucosa of the gallbladder. he small bile

ducts which connec between the cystic duct and li(er are the ducts of $usch"a he duct of

Wirsung is the pancreatic duct. he opening of the pancreatic duct into the duodenum is at the

ampulla of 'ater. he (al(es which regulates the flow of bile into the small intestine is the

sphincter of ;ddi.

+.

What structure is in the middle of the hepatic lobule?

a. 2epatic artery

b. &ortal triad

c. %entral (ein

d. &ortal (ein

e. Sinusoids

Answer: c

2epatocytes are the li(er cells. hey are arranged to form a li(er lobule/ which is the functional

unit of the li(er. he li(er lobule is a heagonal shaped structure. At the angles of the li(er lobule

are portal triads. he portal triad is composed of a branch of the hepatic artery/ portal (ein/ and

bile duct. -n the middle of the li(er lobule is a central (ein. 2epatic sinusoids run between the

hepatocytes.

.

What is the space between the li(er sinusoids and the hepatocytes called?

a. Space of Disse

b. Space of *all

c. 'acuole

d. $acuna

e. 2owship0s lacuna

Answer: a

he space of Disse is in the li(er. he space of Disse is also called the perisinosoidal space. -t isthe space between the li(er sinusoids and the hepatocytes.

he space of *all is also in the li(er. he space of *all is located at the portal canal and is the

region between the connecti(e tissue and the li(er parenchymal cells. -t is the site where lymph

is formed within the li(er.

A (acuole is a small clear space within an indi(idual cell.

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A lacuna is a small space or depression. he space that the chondrocyte rests in is a lacuna.

2owship0s lacuna is seen in bone. 2owship0s lacuna is a space seen underneath an osteoclast.

3.

What is the name of the cellular mass for the endocrine portion of the pancreas?a. -slets of $angerhans

b. Alpha cells

c. Beta cells

d. Delta cells

e. Acini

Answer: a






.

Which structures are part of the portal triad?

a. &ortal (ein

b. 2epatic artery

c. %entral (ein

d. Sinusoids

e. Both a and b

Answer: e





hepatocytes.

=.

Which of the following is 4; a function of the li(er?

a. *etabolism of bilirubin

b. Deamination of amino acids

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c. Storage of iron

d. Storage of copper

e. Storage of calcium

Answer: e

he li(er performs many/ many functions. stimates range at o(er 3 different functions for the

li(er.

Bilirubin is metaboli5ed in the li(er. he con(ersion of amino acids to carbohydrates through the

process of deamination occurs in the li(er. -ron is stored in the li(er as ferritin. %opper is stored

in the li(er.

he storage site for calcium is in the bones.

2istology hint from Sarah Bellham: -f e(er as"ed where a process occurs/ and you absolutelyha(e no idea/ ma"e an educated guess of the li(er.

.

What is the functional unit of the li(er?

a. $obule

b. &ortal triad

c. %entral (ein

d. 2epatocyte

e. Sinusoids

Answer: a





hepatocytes.

@.

What are the (al(es which regulates the flow of bile into the intestine?


b. Ducts of $usch"a

c. Duct of Wirsung

d. Ampulla of 'ater


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Answer: e





sphincter of ;ddi.

1.

What cells of the pancreas secrete somatostatin?


b. Alpha cells

c. Beta cells

d. Delta cells

e. ,amma cells

Answer: d






1.

What is the opening of the pancreatic duct into the duodenum?


b. Ducts of $usch"a

c. Duct of Wirsung

d. Ampulla of 'ater


Answer: d


ducts which connect between the cystic duct and li(er are the ducts of $usch"a he duct of



sphincter of ;ddi.

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!.

Which of the following is the eocrine portion of the pancreas?


b. Alpha cells

c. Beta cells

d. Delta cells

e. Acini

Answer: e





he acini is the eocrine portion of the pancreas

+.

Which of the following clotting factors is 4; produced in the li(er?

a. >actor -

b. >actor --

c. >actor -'

d. >actor -C

e. >actor C

Answer: c


li(er.

he li(er ma"es clotting >actors -/ --/ '--/ -C/ and C. >ibrinogen is >actor -. &rothrombin is

>actor --. >actor -' is calcium/ which is not produced in the li(er.

2istology hint: -f e(er as"ed where a process occurs/ and you absolutely ha(e no idea/ ma"e an

educated guess of the li(er.999Sarah Bellham

.

-n what structure does blood run through between the hepatocytes?

a. 2epatic artery

b. &ortal triad

c. %entral (ein

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d. &ortal (ein

e. Sinusoids

Answer: e

2epatocytes are the li(er cells. hey are arranged to form a li(er lobule/ which is the functionalunit of the li(er. he li(er lobule is a heagonal shaped structure. At the angles of the li(er lobule



hepatocytes.

3.

What is the space called that is located at the portal canal between the hepatocytes and

connecti(e tissue?

a. Space of Disse

b. Space of *all

c. 'acuole

d. $acuna

e. 2owship0s lacuna

he space of Disse is in the li(er. he space of Disse is also called the perisinosoidal space. -t is

the space between the li(er sinusoids and the hepatocytes.

he space of *all is also in the li(er. he space of *all is located at the portal canal and is the

region between the connecti(e tissue and the li(er parenchymal cells. -t is the site where lymph

is formed within the li(er.

A (acuole is a small clear space within an indi(idual cell.

A lacuna is a small space or depression. he space that the chondrocyte rests in is a lacuna.

2owship0s lacuna is seen in bone. 2owship0s lacuna is a space seen underneath an osteoclast.

.

What layer is 4; found in the gallbladder?

a. *ucosa

b. *uscularis mucosa

c. *uscularis

d. Ad(entita

e. Serosa

Answer: b

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he gallbladder is comprised of three layers: mucosa/ muscularis/ and ad(entita or serosa. Serosa

is found on the free surface of the gallbladder. he mucosa is simple columnar epithelium and

lamina propria. here is no muscularis in the mucosa of the gallbladder.

=.

What cell type ma"es up the mucosa of the gallbladder?






Answer: c

he mucosa of the gallbladder is made of simple columnar epithelium.

.

What is the classification of the pancreas?

a. *ied

b. ndocrine

c. ocrine

d. Both endocrine and eocrine

e. 4one of the abo(e

Answer: d






@.

Which cell is a hepatic macrophage?

a. )upffer cells

b. 2istiocyte

c. Dust cell

d. $angerhans cell

e. *icroglia

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Answer: a

*acrophages are mononuclear phagocytes. *any tissues ha(e resident 6fied8 macrophages.

>ied macrophages are gi(en a unique name/ depending on the tissue that they are located in.

)upffer cells are the hepatic macrophages. 2istiocytes are macrophages seen in connecti(e

tissue. Dust cells are al(eolar macrophage found in the respiratory tract. $angerhans cells are

macrophages seen in the s"in. *icroglia are the central ner(ous system macrophages.

1.

Where in the pancreas are islets of $angerhans most numerous?

a. 2ead

b. Body

c. ail

d. (enly distributed

e. Depends on the indi(idual

Answer: c

-slets of $angerhans are most numerous in the tail of the pancreas.

1.

What cells of the pancreas secrete insulin?


b. Alpha cells

c. Beta cells

d. Delta cells

e. ,amma cells

Answer: c






!.

What is the pancreatic duct?


b. Ducts of $usch"a

7/18/2019 histology


c. Duct of Wirsung

d. Ampulla of 'ater


Answer: c





sphincter of ;ddi.

+.

What structure is at the angle of the li(er lobule?

a. $obule

b. &ortal triad

c. %entral (ein

d. 2epatocyte

e. Sinusoids

Answer: b





hepatocytes.

.


a. %holecysto"inin production

b. Bile production

c. Detoification

d. Albumin production

e. Synthesis of clotting factors

Answer: a


li(er.

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Bile production occurs in the li(er. he li(er recei(es blood from the hepatic artery and hepatic

portal (ein. he blood in the hepatic portal (ein is the <first stop< directly from the intestines/

gi(ing the li(er the prime opportunity to detoify substances. he li(er synthesi5es proteins such

as albumin/ fibrinogen/ and prothrombin. >ibrinogen 6>actor -8 and prothrombin 6>actor --8 are

clotting factors in(ol(ed in clotting. he li(er also ma"es >actors '--/ -C/ and C.

%holecysto"inin is produced by the mucosa of the gastrointestinal tract.

2istology hint from Sarah Bellham: -f e(er as"ed where a process occurs/ and you absolutely

ha(e no idea/ ma"e an educated guess of the li(er.

3.

What cells of the pancreas secrete glucagon?


b. Alpha cells

c. Beta cells

d. Delta cells

e. ,amma cells

Answer: b






.

What are the connection between the cystic duct and li(er?


b. Ducts of $usch"a

c. Duct of Wirsung

d. Ampulla of 'ater


Answer: b




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sphincter of ;ddi.

=.


a. %on(ersion of glucose into glycogen

b. Storage of glycogen

c. Storage of bile

d. Storage of fat soluble (itamins

e. %holesterol synthesis

Answer: c


li(er.

,lucose is con(erted to glycogen in the li(er. ,lycogen is stored in the li(er. he li(er stores of

fat soluble (itamins 6A/ D/ / )8. %holesterol is synthesi5ed in the li(er.

;nce bile is produced by the li(er/ it is stored in the gallbladder.

2istology hint from Sarah Bellham: -f e(er as"ed where a process occurs/ and you absolutely

ha(e no idea/ ma"e an educated guess of the li(er.

.

What cells of the pancreas secrete pancreatic polypeptide?


b. Alpha cells

c. Beta cells

d. Delta cells

e. ,amma cells

Answer: e






7/18/2019 histology


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