12 Urinary system Renal corpuscle
Urinary space
Surface view of podocyte processes (secondary and tertiary) Surface view of podocyte process near nucleus (primary)
Visceral layer of Bowman's capsule Parietal layer of Bowman's capsule
Renal corpuscle, dog; x500.
Surface view of podocyte process (primary) Surface view of podocyte process (tertiary) Surface view of podocyte process (secondary)
Surface view of slit diaphragm
Renal corpuscle, dog; x8000.
Surface view of podocyte process (tertiary)
Surface view of podocyte process (secondary)
Surface view of slit diaphragm
Renal corpuscle, dog; x7500. 12 Urinary system Renal corpuscle
Erythrocyte
Wall of capillary with pores
Basement membrane
Cross section of podocyte process (secondary)
Location of slit diaphragm Cross section of podocyte process (tertiary)
Blood urine barrier, dog; x9000.
Surface view of slit diaphragm
Surface view of wall of glomerular capillary with pores of varying size
Internal view of glomerular capillary, dog; x9000.
Podocyte process
Urinary space
Podocyte process (secondary)
Podocyte process (secondary )
Slit diaphragm
Basement membrane
Capillary endothelium
Blood-urine barrier, dog; x22 000. 12 Urinary system Renal corpuscle
Proximal tubule Vascular pole
Endothelial cell nucleus Podocyte nucleus
Urinary space
Parietal layer of Bowman's capsule
Distal tubule
Renal corpuscle, dog. PAS stain; x800.
Distal tubule
Parietal layer of Bowman's capsule Urinary space Visceral layer of Bowman's capsule (podocytes)
Podocyte nucleus Endothelial cell nucleus Capillary loops
Vascular pole
Renal corpuscle, dog. PAS stain; x450.
Distal tubule Parietal layer of Bowman's capsule Urinary space Visceral layer of Bowman's capsule (podocytes)
Podocyte nucleus Endothelial cell nucleus Capillary loops
Podocyte nucleus
Vascular pole
Renal corpuscle, dog. H.E. stain; x100. 12 Urinary system Tubules of nephron
Peritubular vessel
Proximal tubule
Distal tubule
Peritubular vessel
Tubules of nephron (cross section), dog; x4500.
Distal tubule
Peritubular vessel
Distal tubule Proximal tubule
Peritubular vessel
Tubules of nephron (cross section), dog; x1800.
Peritubular vessel
Proximal tubule
Distal tubule
Peritubular vessel
Tubules of nephron (cross section), dog; x3500. 12 Urinary system Nephron
Renal capsule
Renal corpuscles
Tubules in medulla
Renal cortex
Renal medulla (zona externa)
Renal medulla (zona interna)
Kidney, cat. H.E. stain; x40.
Renal capsule
Distal convoluted tubule
Renal corpuscles
Proximal convoluted tubule
Straight tubule
Kidney, cat. H.E. stain; x100.
Distal straight tubule Proximal straight tubule
Renal corpuscles
Proximal convoluted tubule
Proximal straight tubule Distal straight tubule Renal corpuscles
Kidney, cat. H.E. stain; x200. 12 Urinary system Nephron
Distal straight tubule
Proximal convoluted tub ule Renal corpuscles
Distal straight tubule
Proximal convoluted tubule
Proximal straight tubule
Kidney, cat. H.E. stain; x200.
Proximal straight tubule Distal straight tubule
Proximal convoluted tub u l e
Glomerulus
Distal straight tubule
Thin tubule
Distal straight tubule
Kidney, cat. H.E. stain; x200.
Interstitial connective tissue with capillaries
Collecting duct
Distal straight tubule
Kidney, cat H.E. stain; x480. 12 Urinary system Nephron
Renal capsule
Renal corpuscles
Distal convoluted tubule Distal straight tubule
Proximal convoluted tubule Proximal straight tubule
Kidney, dog. H.E. stain; x40.
Distal convoluted tubule
Distal straight tubule
Proximal convoluted tubule
Proximal straight tubule
Renal corpuscles
Proximal straight tubule
Distal straight tubule
Kidney, dog. H.E. stain; x180.
Thin tubule
Distal straight tubule Capillary
Distal straight tubule (flat section)
Capillary Thin tubule
Capillary Thin tubule
Kidney, dog. PAS stain; x420. 12 Urinary system Nephron
Collecting duct
Distal straight tubule
Collecting duct
Thin tubule
Capillary Collecting duct Distal straight tubule
Kidney, dog. Goldner's Masson trichrome stain; x400.
Simple columnar epithelium with typically central, round nucleus
Subepithelial capillary network
Lumen of collecting duct (branching evident)
Epithelium of collecting duct
Kidney, dog. H.E. stain; x480.
Proximal straight tubule
Arcuate vein Juxtamedullary renal corpuscle Proximal straight tubule Distal straight tubule
Juxtamedullary renal corpuscle
Arcuate artery
Kidney, calf. H.E. stain; x100. 12 Urinary system Nephron
Afferent arteriole of glomerulus
Glomerulus
Cortical peritubular capillaries
Glomerulus
Kidney, cat. Injected specimen; x80.
Vascular pole of glomerulus with afferent arteriole
Peritubular capillaries and partial sections of distal straight tubules
Peritubular capillaries and partial sections of proximal straight tubules
Vascular pole of glomerulus with afferent arteriole
Kidney, cat. Injected specimen; x120.
Vascular pole of glomerulus with afferent arteriole
Capillaries surrounding distal straight tubules Capillaries surrounding proximal straight tubules
Capillaries surrounding distal straight tubules
Kidney, calf. Injected specimen, x120. 12 Urinary system Nephron
Interlobular vein with erythrocytes Interstitial connective tissue Macula densa
Juxtaglomerular apparatus Podocyte nucleus Urinary space Nucleus of epithelial cell in parietal layer of Bowman's capsule Distal convoluted tubule
Kidney, pig. Azan stain; x400.
Proximal convoluted tubule
Proximal convoluted tubule
Distal straight tubule
Distal straight tubule
Proximal straight tubule
Peritubular capillaries
Kidney, pig. Azan stain; x200.
Proximal convoluted tubule Juxtamedullary renal corpuscle Proximal straight tubule
Distal straight tubule
Distal straight tubule
Peritubular capillaries
Kidney, pig. Azan stain; x40.