03-03-2007, 10:40 PM
Diseases of the liver, such as chronic cirrhosis or cancer, may obstruct portal venous flow within the liver. Manifestations of this type of venous obstruction include expansion (dilation) of portal-caval anastomoses. Select the INCORRECTLY paired anastomoses between the portal and caval systems of veins.
A. Left gastric vein: Esophageal veins
B. Obliterated umbilical vein: Paraumbilical veins
C. Superior rectal vein: Middle and inferior rectal veins
D. Inferior mesenteric vein: Splenic vein
E. Veins from the descending colon: Left lumbar veins and left renal vein
A. Left gastric vein: Esophageal veins
B. Obliterated umbilical vein: Paraumbilical veins
C. Superior rectal vein: Middle and inferior rectal veins
D. Inferior mesenteric vein: Splenic vein
E. Veins from the descending colon: Left lumbar veins and left renal vein