Return to Question 17 17. The descending part of the duodenum rests upon the hilar region of the right kidney. Return to Question 18 18. Return to Question 19 19. Discuss the innervation of the kidney and the ureter and the referral of pain from these organs.
Afferent fibers supplying the kidney come from the tenth, eleventh, and twelfth thoracic nerves.
Pain from the kidney is referred to the costovertebral angle. The ureter is supplied by the eleventh and twelfth thoracic and first lumbar nerves. Pain from the upper ureter is referred to the loin. Pain from the lower ureter is referred to the scrotum or labium majus.