Question

The U-shaped part of nephron

Answer 1

as long as I know the structure of nephron there are renal tubule nephric tubule and collecting tubule and the u shaped part of which you are talking is I think loop of henle if it is not correct you can report my answer but honestly I am not sure about the answer I had seen in the diagram and it is u shaped the loop of henle

Answer 2

The U-shaped part of the nephron is called the 'Loop of Henle' or 'Henle's loop'. Its function is to transfer the useful substances from the urine collected, like water or salts, back to the blood stream.