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A cortical lobule (or renal lobule) is a part of a renal lobe. It consists of the nephrons grouped around a single medullary ray, and draining into a single collecting duct.
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This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
Urinary system - Kidney |
Renal fascia, Renal capsule, Renal cortex (Renal column), Renal medulla (Renal sinus, Renal pyramids), Renal lobe, Cortical lobule, Medullary ray, Nephron
afferent circulation: Renal artery → Interlobar arteries → Arcuate arteries → Cortical radial arteries → Afferent arterioles → Renal corpuscle (Glomerulus, Bowman's capsule)
kidney tubule: Proximal tubule → Loop of Henle (Descending, Thin ascending, Thick ascending) → Distal convoluted tubule → Connecting tubule → Collecting ducts → Duct of Bellini → Renal papilla → Minor calyx → Major calyx → Renal pelvis → Ureter
efferent circulation: Glomerulus → Efferent arterioles → Peritubular capillaries/Vasa recta → Arcuate vein→ Interlobar veins→ Renal vein
juxtaglomerular apparatus: Macula densa, Juxtaglomerular cells, Extraglomerular mesangial cells
filtration: Glomerular basement membrane - Podocyte - Filtration slits - Intraglomerular mesangial cells
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