Name: Transport of Water in Plants
Uploaded: 2019-07-19
Duration: 4 min 42 s
Description: Plants need water. The water transport system in plants is like a canal system. Explore this transport system from the root hair to the various parts of the...

Question

Describe hepatic portal system.

Accepted Answer

Portal system can be defined as a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by connecting different veins. Hepatic portal system is the important system of blood circulation.

The hepatic portal system or venous system is a complex system containing hepatic portal veins and its capillaries. The hepatic portal vein is the largest vein found in the abdominal cavity. It pours blood from the spleen and the gastrointestinal tract to the liver. The blood that drains from the alimentary canal into the liver has substances that are absorbed from the small intestine and pass through the liver to the hepatic vein and then to vena cava eventually going back to the heart.

Significance Of Hepatic Portal System

It supplies veins with metabolites.

It helps in detoxification of the ingested toxins by hepatocytes.

It captures substances from digestive organs and directs it for metabolism.

It drains blood from the gastrointestinal tract into the liver. The liver absorbs nutrients further for processing or storage for cellular use before releasing into the bloodstream.

Kerala Board Solutions for Chapter: Simple Nutrients Into Cells, Exercise 7: Exercise 7

Kerala Board Biology Solutions for Exercise - Kerala Board Solutions for Chapter: Simple Nutrients Into Cells, Exercise 7: Exercise 7

Questions from Kerala Board Solutions for Chapter: Simple Nutrients Into Cells, Exercise 7: Exercise 7 with Hints & Solutions

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