<prompt> The site of action of the furosemide is:Thick ascending limb of loop of HenleDescending limb of loop of HenleProximal convoluted tubuleDistal convoluted tubule  <response>: Ans. A Thick ascending limb of loop of HenleRef: Goodman and Gilman 12th678Furosemide is a loop diuretic and this group of drugs act on thick ascending limb of loop of Henle. 