Assertion: nephron's loop | /r/MadeOf | descending limb
Facets:
Source sentences:
text: The loop of Henle (sometimes known as the nephron loop) is a U-shaped tube that consists of a descending limb and ascending limb.
text: The loop of Henle (sometimes known as the nephron loop) is a U-shaped tube that consists of a descending limb and ascending limb, which differ in permeability.
text: Each loop consists of a descending limb and an ascending limb.