11. Digestive System 2

Question 1

Describe nucleus of hepatocyte

Answer 1

Large, central, may be binucleated

Question 2

this is where the pancreas empties its exocrine product.

Answer 2

duodenum

Question 3

Main product of submaxillary glands?

Answer 3

Lysozyme

Question 4

Epithelium lining canals of Hering?

Answer 4

Cuboidal

Question 5

Biliary passages start with tiny __________ between hepatocytes

Answer 5

bile canaliculi

Question 6

This vessel supplies blood to the liver that is rich with the products of digestion.

Answer 6

portal vein

Question 7

Purpose of the infoldings in striated ducts that give them the appearance of striations?

Answer 7

Increases surface area

Question 8

This vascular component of the liver is lined by cuboidal epithelium.

Answer 8

bile ductule

Question 9

These ducts are the major ducts in the exocrine pancreas.

Answer 9

striated ducts

Question 10

Where are striated ducts found?

Answer 10

ONLY in salivary glands (not in pancreas)

Question 11

Type of duct surrounded by connective tissue

Answer 11

Interlobular duct

Question 12

Pale-staining cells within a pancreatic acinus

Answer 12

Centroacinar cells

Question 13

Portal triads are supported by this material

Answer 13

Connective tissue

Question 14

Vascular channels in between hepatocytes

Answer 14

Sinusoids

Question 15

3 unique surfaces of hepatocytes?

Answer 15

• Sinusoidal
• Canalicular
• Intercellular

Question 16

How are hepatocytes arranged in an adult liver?

Answer 16

In long plates

Question 17

As canaliculi approach the periphery of each liver lobule, they are drained by small ducts known as ___________

Answer 17

canals of Hering

Question 18

This is the name of the capsule of the liver

Answer 18

Glisson

Question 19

This salivary gland is entirely serous and secretes enzymes like amylase and lysozyme

Answer 19

Parotid gland

Question 20

This structural unit of the liver has three zones which define cells with different degrees of oxygenation.

Answer 20

acinus

Question 21

Epithelium of gall bladder?

Answer 21

Simple columnar with short microvilli

Question 22

Where is the Islet of Langerhans found?

Answer 22

ENDOCRINE pancreas

Question 23

Shape of hepatocytes?

Answer 23

Polygonal

Question 24

Secretory granules of serous cells are called?

Answer 24

Zymogen granules

Question 25

These cells form part of the liver endothelial lining

Answer 25

Kupffer cells

Question 26

This separates the the sinusoid from the hepatocytes.

Answer 26

Space of disse

Question 27

3 secretions from exocrine pancreas

Answer 27

- Bicarbonate - Trypsin - Chymotrypsin

Question 28

The endothelium is separated from hepatocyte by ___________

Answer 28

space of disse

Question 29

What are the 2 nodules in the liver

Answer 29

- Lobule | - Acinus

Question 30

This is the name of a circular collection of exocrine cells in the pancreas.

Answer 30

acinus

Question 31

The cytoplasm of mucous cells is filled with ___________ which dissolve with normal processing

Answer 31

mucigen granules

Question 32

The liver sinusoidal endothelium is separated from hepatocytes by __________

Answer 32

Space of Disse

Question 33

Liver acinus zone 1 is between these things

Answer 33

Portal triads

Question 34

The presence of a striated duct indicates what organ?

Answer 34

Salivary gland

Question 35

These are larger bile ducts.

Answer 35

Canals of Hering

Question 36

A cluster of secretory cells is referred to as a(n) __________

Answer 36

acinus

Question 37

Type of surface that makes up most of hepatocyte surfaces

Answer 37

Sinusoidal (~70%)

Question 38

4th possible component of portal triad (usually not seen)

Answer 38

Lymphatic

Question 39

Liver acinus zone 3 is closest to these things

Answer 39

Central veins

Question 40

What makes up a liver lobule?

Answer 40

6 portal triads around a central vein

Question 41

What is a demilune?

Answer 41

Crescent-shaped cluster of SEROUS cells on the outside of a mucous acinus

Question 42

The liver's outer layer of mesothelial cells

Answer 42

visceral peritoneum

Question 43

Parenchyma of liver is supported by?

Answer 43

Reticulin fibers

Question 44

This salivary gland is mainly mucous

Answer 44

Sublingual glands

Question 45

This connective tissue fiber supports the sinusoids

Answer 45

Reticulin

Question 46

These are the smallest bile ducts

Answer 46

bile canaliculi

Question 47

These cells represent the first part of the ductal system in the exocrine pancreas.

Answer 47

centroacinar

Question 48

These cells are the exocrine cells of the pancreas.

Answer 48

acinar cells

Question 49

These macrophages are found in the liver.

Answer 49

Kupffer cells