AP BIOLOGY

Detailed explanation-1: -Oxygenated blood flows into the liver through the hepatic artery. Nutrient-rich blood flows into the liver from the intestines through the hepatic portal vein.

Detailed explanation-2: -The hepatic portal vein receives blood specifically from the stomach, intestines, pancreas, and spleen, and carries it into the liver through the porta hepatis. The porta hepatis serves as the point of entry for the hepatic portal vein and the proper hepatic artery, and is the point of exit for the bile passages.

Detailed explanation-3: -A blood vessel that carries blood to the liver from the intestines, spleen, pancreas, and gallbladder. Also called portal vein.

Detailed explanation-4: -The hepatic portal vein carries blood from the intestine to the liver before it is delivered to the systemic circulation. It carries the nutrient-rich blood to the liver which is further processed there and returned back to the heart via inferior vena cava.