GI-Histology of liver

Question 1

the liver receive blood supply from two sources?

Answer 1

1-hepatic artery 2-hepatic portal vein

Question 2

how are the two sources of blood supply to liver differe from each other?

Answer 2

1-hepatic artery: blood supply oxyginated blood) 2-portal hepatic vein: blood rich in nutrients Note: don’t confuse hepatic portal vein to hepatic vein. hepatic.

Question 3

The liver lobule consist of …..?

Answer 3

1. Portal triad ( portal vein, hepatic artery , bile duct)
2. hepatocytes
3. hepatic liver sinusoid
4. bile canaliculi

Question 4

What are the direction of movement of Bile and blood in the liver?

Answer 4

• Blood move from hepatic artery and joins blood from the hepatic vein at the hepatic Sinusoid, so blood moves or drain from portal triad into the central vein.
• Bile moves from the central vein through bile conaculi into the bile duct at the portal traid.

Question 5

label the following ? also look at the pp histology

Answer 5

https: //www.histology.leeds.ac.uk/digestive/liver.php
https: //youtu.be/azjPWW6IFXI

Question 6

label the following ?