<prompt> What is the osmolarity of urine the influence of ADH?50 mOsmol L800 mOsmol L1200 mOsmol L500 mOsmol L  <response>: ADH will increase water reabsorption into medulla,making low volume,concentrated urine of 1200 - 14000 mOsmol LUrine osmolarity in absence of ADH is 30 - 50 mOsmol L 