The hepatic portal system has two distinct capillary beds separated by a portal vein. What are the functions of these two capillary beds?
A. The first picks up digested nutrients, and the second delivers these nutrients to liver cells.
B. The first nourishes the digestive tube, and the second picks up nutrients from the digestive tube.
C. The first provides oxygen to the liver, and the second picks up nutrients from the liver.
D. The first picks up toxins from the liver, and the second delivers them to the digestive tube for detoxification.
Answer:A
The hepatic portal system has two distinct capillary beds separated by a portal vein. What are the functions of these two capillary beds?
A. The first picks up digested nutrients, and the second delivers these nutrients to liver cells. B. The first nourishes the digestive tube, and the second picks up nutrients from the digestive tube. C. The first provides oxygen to the liver, and the second picks up nutrients from the liver. D. The first picks up toxins from the liver, and the second delivers them to the digestive tube for detoxification.