A cortical lobule (or renal lobule) is a part of a
renal lobe. It consists of the
nephrons grouped around a single
medullary ray, and draining into a single
collecting duct
The collecting duct system of the kidney consists of a series of tubules and ducts that physically connect nephrons to a minor calyx or directly to the renal pelvis. The collecting duct participates in electrolyte and fluid balance through rea ...
. Its near identical parallel is the
rectal
The rectum (: rectums or recta) is the final straight portion of the large intestine in humans and some other mammals, and the Gastrointestinal tract, gut in others. Before expulsion through the anus or cloaca, the rectum stores the feces te ...
lobe, which is present in the majority of mammals.
References
External links
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Kidney anatomy
{{Portal bar, Anatomy