The Nephron

This brief video tutorial discusses the nephron, renal corpuscle, renal tubules and JG apparatus: 0:00​​. Introduction 0:20. Nephron foundations - 0:24. Overview of nephron (parts) - 1:34. Key fluids. plasma, filtrate, tubular fluid, urine, extracellular fluid (ECF) - 2:21. Key physiological processes. filtration, reabsorption, secretion, excretion - 3:14. Two types of nephrons: Cortical nephrons and Juxtaglomerular nephrons 6:00. Renal corpuscle - 6:03. Glomerular (fenestrations) and mesangial cells - 8:12. Glomerular basement membrane (GBM) - 9:01. Bowman's capsule and Bowman's space - 9:29. Podocytes and filtration slits - 11:43. Glomerular filtration apparatus - 13:28. Vascular pole and urinary pole 13:50. Renal tubules - 15:38. Proximal convoluted tubule (PCT) - 18:30. Loop of Henle - 22:09. Countercurrent multiplier and Countercurrent exchanger (overview) - 25:57. Distal convoluted tubule (DCT) - 28:05. Collecting ducts (CD) - 29:27. Without ADH - 30:28. With ADH - 31:40. With Aldosterone and ADH 32:54. Juxtaglomerular apparatus - 33:21. Juxtaglomerular cells - 34:15. Macula densa cells - 35:24. Mesangial cells 35:38. In-a-Nutshell 26:59​​. Acknowledgements