All blood leaving the digestive system is routed directly to the liver.
<h3>Digestive system</h3>
The digestive system is made up of organs that breaks down ingested food substances and assimilates the end products into the body system for use.
The parts of digestive system include the mouth, esophagus, stomach, small intestine, large intestine, rectum and anus.
The accessory organs of the digestive system include pancreas, gall bladder and liver.
The last area in the digestive system nutrients are absorbed is in the small intestine after which the blood leaves to the lives through the hepatic portal vein.
The liver processes this blood. It breaks it down, balances, and creates the nutrients.
Therefore, all blood leaving the digestive system is routed directly to the liver.
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