Which of the following pairs of veins is important because o…

Which of the following pairs of veins is important because of their portal-systemic anastomosis (in other words, one vein would drain into the inferior vena cava system and the other into the hepatic portal system and there could be backup of flow if the liver was compromised, such as in cirrhosis)?

A man is moving into a new house and during the process lift…

A man is moving into a new house and during the process lifts a large chest of drawers. As he lifts he feels a severe pain in the lower right quadrant of his abdomen. He finds that he can no longer lift without pain and the next day goes to see his physician. Surgery is indicated and during the surgery the surgeon opens the inguinal region and finds a hernial sac with a small knuckle of intestine projecting through the abdominal wall just above the inguinal ligament and medial to the inferior epigastric vessels. Which of the following was the likely diagnosis?