All of these are retroperitoneal organs EXCEPT the:
a. duodenum.
b. kidneys.
c. rectum.
d. stomach.
e. urinary bladder.
Answer: D
Feedback : The stomach is not a retroperitoneal organ. The retroperitoneal organs include the duodenum, the pancreas, ascending colon, descending colon, rectum, kidneys, adrenal glands, and the urinary bladder.