MICROSCOPIC STRUCTURE OF THE URINARY SYSTEM

STAGES IN DEVELOPMENT OF KIDNEYS

MICROSCOPIC STRUCTURE OF THE URINARY SYSTEM

Nephron - its structure, histotopography, and function

Blood circulation of kidneys

Urinary passages

Renal parenchyma: cortex and medulla

Components of the renal parenchyma

Histotopography of the nephron

Renal corpuscle:filtration apparatus, cortex, 150 µm

the glomerulus and Bowman´s capsule2 poles – a vascular and a urinary Bowman´s capsule

- visceral layer(podocytes)- parietal layer

Histology of the nephron

The visceral layer of Bowman´s capsule

Podocytes and fitration membrane

Podocytes and fitration membrane

Renal corpuscles

Renal corpuscle

Uriniferous tubule – tubulus renis

Thin limb of loop of Henle

Collecting tubulesCollecting tubules

Medulla renisMedulla renis

Juxtaglomerular apparatus

Macula densa

Juxtaglomerular cellsJuxtaglomerular cells

Blood circulation of the kidney

Blood circulation

Urinary passages

STAGES IN DEVELOPMENT OF KIDNEYS

PronephrosMesonephros Metanephros