ANTIDIURETIC HORMONE CONTROLS URINE CONCENTRATION. A powerful feedback system for regulating plasma osmolarity and sodium concentration that operates by altering renal excretion of water independently of the rate of solute excretion. ANTIDIURETIC HORMONE (Vasopressin).
The hands of actor James Rekart are the famous Man-Hands in the episode of The Bizarro Jerry. James Rekart was personally cast by Jerry Seinfeld. Seinfeld remembered Rekart from acting classes that they both attended.
In one of the episodes, Jerry is walking down the street with one of his buddies, and in the background, there's a building with a sign on it that reads Kal's Signs. Jerry Seinfeld's real life dad's name is Kal, and he really made signs for a living.