What are the names of the capillaries following the efferent arteriole?
A. arcuate and medullary
B. interlobar and interlobular
C. peritubular and vasa recta
D. peritubular and medullary
The efferent arteriole then forms a second capillary network around the tubule, called the peritubular capillaries. For juxtamedullary nephrons, the portion of the capillary that follows the loop of Henle deep into the medulla is called the vasa recta.
Therefore, the Correct Answer is C.