U4 – Microanatomy of Kidney Zone D Zone A 1. 2. 3. 4. 5. 6. 7. renal capsule renal cortex renal medulla renal pelvis renal calyx ureter renal sinus Zone B 1. 2. 3. 4. 5. renal cortex renal medulla renal pyramid (medullary rays) renal pelvis renal corpuscle Zone C 1. Bowman’s capsule (glomerular capsule) 2. glomerulus (glomerular capillaries) 3. interlobular artery 4. interlobular vein 5. renal corpuscle 6. proximal convoluted tubule 7. loop of Henle (nephron loop) 8. distal convoluted tubule 9. junctional tubule 10. collecting tubules and collecting duct 11. collecting duct 12. vasa recta 13. arcuate vein 14. arcuate artery 3B – Microanatomy Of Kidney 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. proximal convoluted tubule renal corpuscle junctional tubule distal convoluted tubule interlobular vein interlobular artery arcuate artery arcuate vein descending limb of loop of Henle ( nephron loop) ascending limb of loop of Henle (nephron loop) collecting duct vasa recta capillaries loop of Henle (nephron loop) Zone E 1. 2. 3. efferent arteriole glomerulus Bowman’s capsule (glomerular capsule) 4. proximal convoluted tubule 5. descending limb of loop of Henle (nephron loop) 6. loop of Henle (nephron loop) 7. ascending limb of loop of Henle (nephron loop) 8. basement membrane 9. brush border (mirovilli) 10. distal convoluted tubule 11. efferent arteriole Zone F 1. 2. 3. 4. 5. 6. 7. 8. 9. distal tubule efferent arteriole extraglomerular mesangial cells glomerulus (glomerular capillaries) Bowman’s capsule (glomerular capsule proximal convoluted tubule podocytes afferent arteriole macula densa Page 1 of 3 U4 – Microanatomy of Kidney 3B – Microanatomy Of Kidney Page 2 of 3 U4 – Microanatomy of Kidney 3B – Microanatomy Of Kidney Page 3 of 3
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