GENERAL HISTOLOGY

LIVER PANCREAS

PANCREAS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the shape of liver lobules?
A
pentagon
B
square
C
hexagone
D
octagone
Explanation: 

Detailed explanation-1: -Liver lobules have a hexagonal structure and are built up by plates of hepatocytes that are segregated by sinusoids.

Detailed explanation-2: -Liver lobules are collections of hepatocytes in a hexagonal shape with the center being a central vein.

Detailed explanation-3: -The liver lobules are a roughly hexagonal arrangement of hepatocyte plates which are separated by intervening sinusoids (small blood vessels similar to capillaries but with a fenestrated endothelium) which radiate outward from a central vein. The portal triads are located at the vertices of each hexagon.

Detailed explanation-4: -The liver lobes are made up of microscopic units called lobules which are roughly hexagonal in shape. These lobules comprise of rows of liver cells (hepatocytes) which radiate out from a central point.

Detailed explanation-5: -Hepatic (classic) lobule The classic lobule is the traditional description and the one that you have most likely heard of the most. It consists of hexagonal plates of hepatocytes stacked on top of each other. Within each plate, the hepatocytes radiate outwards from a central vein.

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