Liver and extrahepatic biliary

Question 1

functions of liver

Answer 1

-Storage, metabolism and release of
nutrients and some vitamins
-Detoxification and elimination of toxins and drugs

Question 2

anterior to liver

Answer 2

• anterior abdominal wall
• R&L costal margins
• R&L pluera
• ribcage
• xiphoid process

Question 3

posterior to liver

Answer 3

diaphragm, 
R kidney and supra renal gland
oesophagus, 
fundus of stomach, 
gallbladder, 
sup duodenum

Question 4

superior to liver

Answer 4

diaphragm

Question 5

ligaments formed by

Answer 5

a double layer of peritoneum

Question 6

falciform ligament

Answer 6

liver to the anterior body wall

Question 7

coronary ligament

Answer 7

liver to the inf surface of the diaphragm

Question 8

Right triangular ligament

Answer 8

R lobe of the liver to the diaphragm

Question 9

left triangular ligament

Answer 9

Post part of L lobe to dia.

Question 10

Ligamentum teres

Answer 10

Fibrous remnant of the L umbilical vein of the fetus

Question 11

Ligamentum venosum

Answer 11

fibrous remnant of the ductus venosus of the fetal circulation

Question 12

The posterior surface of the liver is attached to IVC

Answer 12

by hepatic veins and fibrous tissue

Question 13

liver lobes supplied with blood via

Answer 13

portal vein and hepatic artery.

Question 14

what is gallbladder and functions ?

Answer 14

Muscular bag for the storage and concentration of bile, delivers bile to small intestine

Question 15

gall bladder covered by

Answer 15

fibrous layer called hartmans pouch

Question 16

Recesses around liver

Answer 16

Subphrenic spaces
Morison’s pouch (hepatorenal recess)
Subhepatic space

Question 17

where is subphrenic space

Answer 17

between the diaphragm and liver, either side of the falciform ligament.

Question 18

where is subhepatic space

Answer 18

between the inf surface of liver and transverse colon.

Question 19

where is morisons pouch

Answer 19

between visceral surface of the liver and the right kidney

Question 20

liver has double blood supply

Answer 20

the hepatic artery

the portal vein

Question 21

the portal vein…

Answer 21

contains around 40% more
oxygen than blood in the IVC
-75% of the blood in the liver comes
from PV

Question 22

Liver functional subunits…

The liver lobes are made up of microscopic units called

Answer 22

hepatocytes - Roughly hexagonal in shape

Question 23

The parenchyma of the liver is

innervated by

Answer 23

hepatic plexus

Question 24

Glisson’s capsule is innervated

by branches of the

Answer 24

lower intercostal nerves.

Question 25

biliary tree is made up of

Answer 25

Intra hepatic ducts
Extra hepatic ducts
Gallbladder
Common Bile Duct

Question 26

Components of Bile

Answer 26

97% Water ~ 1 liter/day
Bile Acids - major organic constituents
Phospholipids
Cholesterol

Question 27

The biliary ducts transport bile from

Answer 27

liver to duodenum

Bile is produced continuously by liver and stored &concentrated in the gallbladder

Question 28

bile is release…

Answer 28

intermittently when fat enters the duodenum

Question 29

The Biliary tree

Answer 29

1.Bile is secreted by the liver
2.then thru the hepatic ducts,
into the gallbladder
3.Exits the gallbladder via the
cystic duct
4.common bile duct which merges with the pancreatic duct