<prompt> All of the following are true about juxtamedullary nephrons exceptIt forms 15 of total nephronsIt ling loop of henleIt has slow rate of filtrationMajor function is concentration of urine by counter current mechanism  <response>: Features of Juxtamedullary nephrons :Located near junction of cortex and medullaForms 15 of total nephronsLoop of henle is large extending deep into medullait has high rate of filtration. 