What is the difference between the hepatic portal vein and the hepatic vein, if any?

A) The hepatic portal vein empties into the inferior vena cava, and the hepatic vein empties into the liver.
B) The hepatic portal vein empties into the liver, and the hepatic vein empties into the inferior vena cava.
C) The hepatic portal vein drains the right side of the liver, and the hepatic vein drains the left side.
D) The hepatic portal vein transports oxygen-rich blood, and the hepatic vein transports oxygen-poor blood.
E) There is no difference; they are alternate names of the same vein.

The muscles of the pelvic floor are almost entirely innervated by the pudendal nerve.

Which of the following correctly matches the type of cartilage to its description?

A) elastic cartilage-thick collagen fibers
B) hyaline cartilage-matrix appears uniform and glassy
C) articular cartilage-elastic cartilage
D) fibrocartilage-found at the ends of long bones.