anteriorly, just below the superior mesenteric artery

Q The left renal vein crosses the abdominal aorta:

• 1. anteriorly, just above the superior mesenteric artery

  2. anteriorly, just below the superior mesenteric artery

  3. posteriorly, at the level of the superior mesenteric artery

  4. anteriorly, just below the inferior mesenteric artery

  5. anteriorly, just above the inferior mesenteric artery

The left renal vein crosses the aorta anteriorly below the takeoff of the superior mesenteric artery.