Explain the structure and the function of vasa rectae. OR What is vasa recta ? What is their role?

) The efferent renal arterioles break up into capillaries around the tubules.
(b) The capillaries around the loop of Henle are called vasa rectae.
© The vasa recta helps to retain reabsorbed ions and
urea in the interstitial fluid of the medulla. Thus, high osmotic pressure is maintained