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Anatomy · Abdomen: spleen
Sample itemWhich rib is used as a surface landmark for the long axis of a normal spleen?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Tenth rib
The spleen lies under ribs 9 to 11, with its long axis parallel to the tenth rib. It enlarges inferomedially toward the right iliac fossa.
Option by option
A. Fifth rib
The fifth rib lies too high for the spleen.
B. Seventh rib
The seventh rib is above the usual splenic projection.
C. Twelfth rib
The twelfth rib is posterior and below the main splenic axis.
D. Tenth rib (correct)
Correct. The splenic axis follows the tenth rib.
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.
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