<prompt> Left gonadal vein drain into:Left renal veinRight renal veinInferior vena cavaPampiniform plexus  <response>: Ans. A Left renal veinRef: BDC, Vol. II pg. 236 VENOUS DRAINAGE OF TESTIS The veins emerging from the testis form the pampiniform plexus. Out of this plexus finally one vein forms in each side: On the right side: Drains into the inferior vena cava On the left side: Drains into the left renal vein. Femoral vein drains into external iliac vein.Remember: IVC is on right side, so the right side testicular vein drains hereAnd left side testicular vein drains into left renal vein. 