Urine Concentration and Dilution mechanism

Urine Concentration and Dilution mechanism is always tricky to understand. This all-inclusive video covers the process in a simplified and understandable manner. Timeline: 0:08 introduction of Counter Current mechanism 1:36 Collecting duct 1:59 Loop of Henle 2:08 Importance of concentration gradient 3:18 types of Nephron 4:27 Counter Current Multiplier 7:01 production of dilute urine 7:25 production of concentrated urine 7:52 Vasa Recta Exchange mechanism 9:37 Counter Current Exchange mechanism 10:57 Significance of Counter Current Exchange mechanism 12:24 the role of Urea in maintaining concentration gradient 13:24 review of the concentration gradient 14:08 role of ADH