part of part of connecting branch of vessel supplies blood to renal artery kidney interlobar artery renal lobe segmental renal artery posterior segmental renal artery 25/03/2025 16:52:04 FMA:70503 A segmental renal artery that passes posterior to the renal pelvis and travels laterally, more or less horizontally. It supplies the posterior lobe of the kidney, which includes all of the central-posterior surface of the kidney. This excludes the superior and inferior poles and a small posterolateral portion.