renal pyramid

noun
Updated on: 15 Nov 2017

Definition of renal pyramid

anatomy
: any of the somewhat triangular- or wedge-shaped masses of tissue of the inner medulla (see medulla 2a) region of the kidney that project as the renal papillae into the renal pelvis, and have a striated appearance due to the presence of collecting tubules and collecting ducts

First Known Use of renal pyramid

1861


Medical Dictionary

renal pyramid

noun

medical Definition of renal pyramid

: any of the conical masses that form the medullary substance of the kidney, project as the renal papillae into the renal pelvis, and are made up of bundles of straight uriniferous tubules opening at the apex of the conical mass called also Malpighian pyramid

Illustration of renal pyramid


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