the medulla is organized into a GROUP of pyramids. It makes up the pyramids.
The word "renal" means "of or pertaining to the kidneys."
Loop of Henle (Nephron loop)
You develop kidney failure and will have to use a dialysis machine to clean the impurities out of your blood. This is common in the latter stages of diabetes.
the renal medulla's function is creating a white substancce known in scientific terms as semen which helps make more organic creatures like humans.