Liver & Biliary

Question 1

The Liver is the body’s ______ largest organ.

Answer 1

Second

Question 2

The Liver is the body’s ______ gland.

Answer 2

Largest

Question 3

The Liver has how many lobes?

Answer 3

Four

Question 4

The Liver holds the body’s great volume of what?

Answer 4

Blood

Question 5

The Biliary System is responsible for:

Answer 5

production, storage, and transport of BILE.

Question 6

The Biliary System contains:

Answer 6

Liver, Bile Ducts, Gallbladder, Pancreas, Small Intestine (Duodenum)

Question 7

The Hepatic artery delivers:

Answer 7

oxygenated blood from the general circulation.

Question 8

The Hepatic Portal vein delivers:

Answer 8

deoxygenated blood from the Small Intestine (Mesenteric veins) containing nutrients absorbed from the gut.

Question 9

75% of the blood entering the liver is venous blood from:

Answer 9

the hepatic portal vein (deoxygenated and nutrient rich).

Question 10

25% of the blood supply to the liver is:

Answer 10

arterial blood from the hepatic artery (deoxygenated).

Question 11

From where does blood enter the liver partially oxygenated and nutrient rich?

Answer 11

Terminal branches of the hepatic portal vein and hepatic artery, which empty together and mix as they enter the liver.

Question 12

All blood exits the Liver via the:

Answer 12

Hepatic vein

Question 13

Blood leaving the Liver returns to the:

Answer 13

Heart

Question 14

When the blood returns to the Heart via the Liver, it is (three things):

Answer 14

deoxygenated, detoxified, and contains homeostatic nutrient levels

Question 15

Hepatic Lobules are:

Answer 15

functional units of the Liver

Question 16

How many Hepatic Lobules are in the human Liver?

Answer 16

100,000

Question 17

What blood vessel connects each set of hepatic artery and hepatic portal vein to the Hepatic vein?

Answer 17

Sinusoid

Question 18

The Hepatic Lobules have what kind of lining?

Answer 18

highly fenestrated endothelial

Question 19

Behind the Sinusoid walls are what?

Answer 19

Hepatocytes

Question 20

Hepatocytes are what shaped cells?

Answer 20

Cuboidal

Question 21

Hepatocytes carry out a wide range of what?

Answer 21

Homeostatic and detoxifying functions

Question 22

Sinusoid walls are:

Answer 22

very thin without tight junctions

Question 23

Sinusoid basement membranes act to do what:

Answer 23

filter blood contents

Question 24

Bile produced by hepatocytes in the liver drain into tiny canals called

Answer 24

Bile canaliculi

Question 25

Bile canaliculi drain into what?

Answer 25

bile ducts located around the lobule perimeter

Question 26

80% of Liver Mass is accounted for what cell type?

Answer 26

Hepatocytes

Question 27

Hepatocytes are what kind of cells?

Answer 27

Rounded nucleated cells with an abundance of cellular organelles

Question 28

Hepatocytes are rounded nucleated cells associated with what functions?

Answer 28

metabolic and secretory functions, with high numbers of mitochondria

Question 29

Golgi apparatus in the Liver are responsible for what?

Answer 29

Secretory functions

Question 30

Hepatocytes lie adjacent to endothelial cells forming the walls of sinusoids; these two cell types are separated by a small space called what?

Answer 30

The space of Disse

Question 31

Hepatocytes' function are what?

Answer 31

Assimilation of digestive products, Formation and recirculation of bile salts

Question 32

What cells are: A Type of macrophage, Patrol sinusoid space, Engulf bacteria from HPV preventing them from reaching generation, circulation, Destroy worn our RBC and WBC, Have a central role in mediating hepatoxocity

Answer 32

Kupffer cells

Question 33

The Liver's main functions are (9):

Answer 33

Carbohydrate metabolism; Fat metabolism; Bile formation; Storage of Vitamins; Synthesis of plasma proteins; Breakdown of Hemoglobin; Detoxification; Deamination of amino acids; Heat production

Question 34

______ is an insoluble polysaccharide made of chains of monosaccharide glucose.

Answer 34

Glycogen

Question 35

How much Glycogen is stored in the liver?

Answer 35

75%

Question 36

How much Glycogen is stored in the muscles?

Answer 36

25%