Final answer:
The plexus becomes a testicular vein in the abdominal cavity. The testicular vein is part of the spermatic cord.
Step-by-step explanation:
The plexus becomes a testicular vein in the abdominal cavity. The testicular vein drains the tests and is a component of the spermatic cord. Specifically, the right testicular vein empties directly into the inferior vena cava, and the left testicular vein empties into the left renal vein.