A portal system
A) includes a functional end artery that makes an arterial anastomosis.
B) is a simple circulatory system with an arteriovenous anastomosis.
C) is one in which blood flows through two capillary beds before being sent back to the heart.
D) is one in which circulation to a large organ involves only one artery and one main (portal) vein.
E) is one in which multiple arteries converge on one organ or body region.

Question

Quizplus · Accepted Answer

A portal system is characterized by blood flowing through two consecutive capillary beds before returning to the heart, such as the hepatic portal system.

A Portal System