part of part of has part has part contributes to morphology of nephron kidney medullary ray lobule renal lobe renal lobule The portion of a renal lobe consisting of nephrons grouped around a single medullary ray and draining into a single collecting duct; human kidneys have multilobular, multipapillary architecture while mice and rats have unilobular, unipapillary kidneys. renculus lobulus corticalis renalis cortical lobule of kidney reniculus lobulus renalis Wikipedia:Cortical_lobule kidney lobule cortical lobule SCTID:361330004 renunculus UBERON:0009914 renal cortical lobule Alternate definition: One of the subdivisions of the kidney, consisting of a medullary ray and that portion of the convoluted port (renal corpuscles and convoluted tubules) associated with its collecting duct. -http://www.mondofacto.com/facts/dictionary?lobulus+corticalis+renalis lobuli corticales renis FMA:17670