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Anatomy · Abdomen
Sample itemWhich organ lies retroperitoneally?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Kidney
Kidneys are retroperitoneal organs located on the posterior abdominal wall, unlike the stomach and spleen, which are intraperitoneal.
Option by option
A. Spleen
Spleen is intraperitoneal in the left upper quadrant.
B. Transverse colon
Transverse colon is generally intraperitoneal via its mesocolon.
C. Kidney (correct)
Correct: kidneys are retroperitoneal on the posterior abdominal wall.
D. Stomach
Stomach is intraperitoneal and attached by peritoneal ligaments.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.