Answer:
The hepatic portal circulation is responsible for collecting the nutrient-rich venous blood draining from the digestive viscera.
Step-by-step explanation:
The venous blood draining from the digestive viscera, present in the digestive system, that is rich in nutrients is returned to the liver via the hepatic portal circulation for further processing and detoxification. The hepatic portal circulation, also known as the portal venous system, consists of the hepatic portal veins.